Phineas and Ferb Episode Guides
Thaddeus And Thor
The Flynn-Fletcher's neighbors have relatives visiting who bear an uncanny resemblance to Candace, Phineas, and Ferb. In fact, older sister Mandy has two younger brothers, Thaddeus and Thor, who drive her crazy with their ambitious projects. Although Candace and Mandy initially bond, they soon compete, urging their brothers to build the best backyard fort. Meanwhile, Perry finds himself in the middle of Dr. Doofenshmirtz's family reunion where Dr. Doofenshmirtz tries to win the annual kickball tournament with the Kick-inator 5000.
De Plane! De Plane!
Phineas and Ferb set out to build a bigger plane than Howard Hughes' wooden Spruce Goose, so they build it out of paper-maché, to do a similar theme to the Spruce Goose, complete with in-flight service and entertainment. Dr. Doofenshmirtz is doing his part to be green by using recycled materials to build an "Evaporator-inator" to dry up all the pools in the Tri-State area. Meanwhile, Candace and Stacy attend Jeremy's pool party only to discover an adventurous Australian girl is capturing Jeremy's attention.
Rollercoaster: The Musical!
In this musical, Phineas and Ferb revisit the day they built their gigantic rollercoaster. Using a combination of music, songs and dance, Phineas and Ferb build a rollercoaster in their backyard, Candace tries to bust them by getting their mom to return from the grocery store early, and Dr. Doofenshmirtz makes another attempt to pull the Eastern Seaboard to the west using tinfoil and a giant magnet-inator.
Hide And Seek
When Phineas and Ferb play a game of indoor "hide and seek", the boys shrink down their friends including their extreme fan, Irving. Then Candace tries to bring the shrinking machine to Linda to bust them. Meanwhile, Dr. Doofenshmirtz attaches a nanobot to Perry in an attempt to discover where he lives, and sees Phineas, Ferb, Isabella, Buford, Baljeet and Irving while doing so.
That Sinking Feeling
Baljeet wants to impress his childhood friend from India, Mishti, so he enlists Phineas and Ferb to help woo her. However, none of their over-the-top romantic gestures impress her, as she likes Baljeet for who he really is. Meanwhile, Perry must stop the sleep deprived Dr. Doofenshmirtz from moving the Danville Lighthouse to the other side of town so that he isn't bothered by all the ships.
The Lake Nose Monster
Phineas and Ferb must save the Lake Nose Monster after Dr. Doofenshmirtz removes all the zinc from the water. Candace is glad when she is with Jeremy in the lifeguard squad. Meanwhile, Doofenshmirtz plans to steal all of the zinc in Lake Nose.
Interview With a Platypus
Phineas and Ferb decide to find out what Perry's chatter means. However, they later find out that the Perry translator works on all animals and decide to use it to help all of the animals in Danville. Meanwhile, Candace tries to spend some time with Jeremy, but she keeps being interrupted by Suzy's poodle. Dr. Doofenshmirtz tries to flood the Tri-State Area, and invents a vehicle that drives on water.
Tip of the Day
The boys decide to spread the word about the tip of the shoelace, called the "aglet." Meanwhile, Doofenshmirtz is featured in the newest viral video to hit the internet.
Attack of the 50 Foot Sister
Phineas and Ferb help Baljeet with his Festival entry for the biggest watermelon using a growth elixir which Candace uses in order to increase her height in order to be the next Flawless Girl. Elsewhere, Dr. Doofenshmirtz plans to cover the Festival with the "worst smell in the history of mankind".
After their pet goldfish did so much for them, Phineas and Ferb build an aquarium in their backyard as a way of saying thanks. Meanwhile, Candace awaits a call from Jeremy and Perry the Platypus stops Doofenshmirtz from destroying Hot Dog vendors.
Day of the Living Gelatin
Candace's gelatin party inspires Phineas and Ferb to create the biggest gelatin mold ever in Isabella Garcia-Shapiro's swimming pool. Doofenshmirtz invites Perry the Platypus over for tea in order to convert him to an evil ally, "one way or another". Thanks to Doofenshmirtz's invention, he accidentally turns the gelatin into an evil monster.
Elementary My Dear Stacy
While in London, Candace and Stacy emulate Sherlock Holmes and Mr. Watson, while trying to bust Phineas and Ferb. Meanwhile, Perry must team up with British agent Double-0 0 in order to stop Dr. Doofenshmirtz from moving Big Ben to the Tri-State Area.
Don't Even Blink
Thanks to Stacy's advice, Candace tries to figure out how Phineas and Ferb's crazy creations disappear every time before their Mom sees it. Dr. Doofenshmirtz creates an Invisible Ray to make the Fireside Girls invisible when they come knocking to sell him cupcakes.
Phineas and Ferb open Chez Platypus, which becomes the trendiest restaurant in town. Jeremy asks Candace out on a date to the restaurant. Meanwhile Doofenshmirtz goes on another date from his online dating service, and vows to destroy all love in the Tri-State Area if the date doesn't go well.
Perry Lays an Egg
Phineas and Ferb find an egg and believe it's Perry's, and they take care of it until Candace decides to teach them how to properly take care of an egg. Meanwhile, Heinz Doofenshmirtz plans to get revenge on whales for stealing his old girlfriend.
Gaming the System
Phineas and Ferb accidentally trap Candace in a video game and have to help her out so that she can get ready for the cotillion. Meanwhile, Perry has to stop Doofenshmirtz from zapping men into wearing ball gowns with the Ballgowninator.
The Chronicles of Meap
An alien named Meap crashes in Phineas and Ferb's backyard. The boys repair his ship as he runs off after Candace. When Phineas, Ferb, and Isabella set off searching for Meap, they are captured by his nemesis, Mitch, and it's up to Candace and Meap to save them. At the same time, Doofenshmirtz attempts to find a long-lost companion of his.
Phineas and Ferb help Baljeet at a summer rock camp. Meanwhile after finding out that Stacy feels like a third wheel around her, Candace sets her up with Coltrane and the two start to get along. Meanwhile, Dr. Doofenshmirtz attempts to create a baby army.
Vanessa tries to get her dad, Dr. Doofenshmirtz, a capsule containing a rare chemical in the Superduper Mega Superstore in order to convince him that she's responsible enough to have her own car. Even with Ferb helping her, what initially seems an easy task becomes complicated when Candace, Stacy, Buford, Baljeet and Perry also try to get the capsule for their own purposes.
No More Bunny Business
Candace finds a rabbit outside of her house and decides to take care of it. However, the rabbit is actually Dennis; a former O.W.C.A. agent who went rogue and is on a mission to infiltrate Perry's lair and steal the system of the O.W.C.A. Meanwhile, Phineas and Ferb build purchase some X-ray Glasses, and then when they feel that they have been ripped off. They build their own pair. The glasses then help them help others. Elsewhere, after realizing that Perry the Platypus isn't showing up, Dr. Doofenshmirtz decides to create Planty the Potted Plant to replace Perry. His plan was to induce all of the dogs in the apartment next to his building away so that he wouldn't be annoyed by the noise they make.
Candace and Stacy have a spa day. But thanks to Candace, they get sidetracked when she noticed that Jeremy was building houses and decides that she and Stacy should help them. Their spa day also inspired Phineas and Ferb to build a spa of their own. Meanwhile Doofenshmirtz takes in a lost kitten that causes havoc with his old inventions.
Phineas and Ferb's Quantum Boogaloo
Phineas and Ferb travel to the future to find a tool that fuses metal with wood. There they encounter a 35-year old Candace who follows them back through time and finally busts her brothers as they are building their rollercoaster, but also accidentally foils Agent P's plan to defeat Dr. Doofenshmirtz, setting off a chain reaction that turns the future into a dystopian society.
Phineas and Ferb's Musical Cliptastic Countdown
Phineas, Ferb, Buford, Baljeet, Isabella and the Fireside Girls decide to build a device that blows a huge bubble. The group are sucked into the bubble and float around the whole town, with Baljeet panicking about not sticking to his schedule. Meanwhile, Candace is practicing her driving with Linda in the car. Dr. Doofenshmirtz tries to take over the world through country and western music.
Isabella and the Temple of Sap
While Phineas and Ferb get the bubble ready, Isabella and the Fireside Girls head out to the "Old Abandoned Old Abandoned Amusement Park" where the maraca nut tree is and try to get the sap from it. Meanwhile, Isabella's pet dog, Pinky tries to stop his nemesis, Professor Poofenplotz, from stealing hairspray.
Cheer Up Candace
Candace feels depressed when Jeremy cancels their date, and Phineas and Ferb try to cheer her up. Meanwhile, Perry is accused of committing bad deeds and must attempt to clear his name.
Fireside Girl Jamboree
In order to get tickets to the Paisley Sideburn Brothers concert, Candace joins the Fireside Girls in order to get 50 patches which is what she needs in order to get the tickets. Meanwhile, Doofenshmirtz plans to turn the bridge between the mainland and the Fireside Girls Cupcake Factory into broccoli.
The Bully Code
When Baljeet saved his life, Buford vows to become his slave. Then, when Candace and Stacy accidentally send bad pictures of Candace to Jeremy's cell phone, they get a job at Mr. Slushy Dawg in order to get his phone and delete the pictures before he sees them.
Finding Mary McGuffin
When Lawrence accidentally sells Candace's doll to Doofenshmirtz, Phineas and Ferb become detectives to try and find it.
When Ferb accidentally leaves his skateboard with Grandpa and Grandma Fletcher, he and Phineas invent a transporter to retrieve any object. Candace figures out she can transport Mom there to bust them because that would mean Mom is literally in their project. Meanwhile, Dr. Doofenshmirtz tries to rid the world of Mime by trapping them in invisible boxes.
Candace signs up Jeremy to be her dancing partner on a hit dance show. Jeremy seeks out help from Phineas and Ferb because he is worried about his lack of dancing skills, and Ferb's excellent dancing skills are put to use. Meanwhile, Doofenshmirtz and his league of evil scientists seek to get their message out at the dance studio.
What Do It Do?
When Doofenshmirtz's latest invention lands in the front yard of the Flynn-Fletcher household, Phineas, Ferb, Candace and Linda try to find out what it does. When Lawrence won't believe Linda about the invention, Candace decides to use him is a way to show Linda Phineas and Ferb's reverse-engineered creation.
During a trip to the beach, Phineas, Ferb, Isabella, Buford, Baljeet and Irving try to find the lost city of Atlantis which is located in the bottom of the ocean. Then Candace and Linda enter a sandcastle building contest when Candace found out that Jeremy is the judge. Meanwhile, Doofenshmirtz creates an army of plants.
Just Passing Through
Phineas and Ferb create an orb that allows them to pass through solid objects and to ultimately, help them retrieve Mom's favorite guitar pick for her gig at the Mayor's Day Festival. Candace sees their orb as the perfect way to bust them and brings it to Mom, but en route to the festival, the troublesome Wilkins Brothers put a kink in her plans. Meanwhile, Dr. Doofenshmirtz attempts to destroy a statue erected in his brother Roger's honor.
Candace's Big Day
Agent P must stop Dr. Doofenshmirtz from spraying a partially hydrogenated coconut oil and corn syrup concoction over the entire Tri-State Area to turn lean meats, whole grains, fruits and vegetables into junk food. Meanwhile, Candace is elated at the prospect of being the maid of honor at Aunt Tiana and Uncle Bob's wedding, but when it gets moved to the Flynn's backyard, Phineas and Ferb's creative touches including a massive ice sculpture, threaten to steal the attention from Candace.
I Was a Middle Aged Robot
Candace is determined to win this year's father-daughter obstacle course but unfortunately, Lawrence finds Agent P's lair and his memory is accidentally erased by a memory-eraser gadget. Luckily, Carl had already made Flynn-Fletcher Family Robots for emergency situations. So Agent P operates a Lawrence robot to fill in during the race as Phineas and Ferb provide commentary from their broadcast blimp. Meanwhile, Dr. Doofenshmirtz invents "eulg," a solution that works the opposite of glue and takes everything apart.
Candace panics when she inadvertently agrees to babysit Jeremy's little sister Suzy but to her surprise, Suzy is docile in the absence of her brother, saying that when Jeremy isn't around, she's "off the clock." The two of them bond and Suzy shows Candace how to get Phineas and Ferb to bust themselves. Meanwhile, the boys build a replica of Niagara Falls in their backyard with the intention of riding over the falls in a barrel. Back at Doofenshmirtz Evil Inc., Dr. Doofenshmirtz decides to increase his carbon footprint, (though he doesn't know what that is), by inventing a Carbon Footprint-inator.
Phineas and Ferb create a device to reverse the effects of gravity. Meanwhile, Agent P is literally sent on a wild goose chase when Monogram believes the boys are actually out to destroy the Tri-State Area. Elsewhere, Doofenshmirtz finds the blueprints to the anti-gravity machine and takes them for his own purpose.
Hip Hip Parade
Phineas and Ferb decide to spice up the yearly "Tri-State Area Unification Day" parade by rallying all of the neighborhood kids to build their own customized floats. Unfortunately, Buford's family grudge against the parade causes him to throw the day's festivities off course. Meanwhile, Candace finds it difficult to enjoy a relaxing mother-daughter day with Mom because of the boys' antics taking place all around her, and Dr. Doofenshmirtz plans to create traffic jams with his Duplic-8-inator.
Invasion of the Ferb Snatchers
After watching an all night science-fiction movie marathon, Candace is convinced that Ferb is an alien and gathers evidence to prove it. The boys admit that they are doing something for an alien but that Ferb is not one. Her relief turns to excitement and then to frustration when her plan to bust her brothers is compromised by the alien disguised as Mom. Meanwhile, Dr. Doofenshmirtz is trying to sell an evil "-inator" under the guise of it being a cleaning device.
Ain't No Kiddie Ride
Phineas and Ferb decide to trick out the kiddie rides in front of the Tri-State Mart. Determined to bust them, Candace sits in a rocket ride so it can't go anywhere until Linda shows up. Needless to say, the ride shoots off and Candace ends up on a high-flying rocket across Danville. Meanwhile, Doof plans to leave behind a legacy by burning his name into the atmosphere using his "Ozone Deplete-Inator."
Not Phineas and Ferb
Irving's brother, Albert doesn't believe that Phineas and Ferb are anything special, and since he claims to be the "Truth Detector," he can prove it. Desperate to prove Albert wrong, Irving convinces Baljeet and Buford to pose as Phineas and Ferb beside a giant hologram of the boys' Eiffel Tower construction. Doofenshmirtz plans to fly all over the world to capture famous landmarks shrunk down to size to put around his model train set.
Phineas and Ferb-Busters
Candace enlists her friends Stacy and Jenny to help her bust her brothers, so they run trial busting events in the backyard to prep for the real thing. Meanwhile, Phineas and Ferb create an unlimited power supply to propel a group of cyclone-like vehicles known as "Spinning Tops of Doom." Over at Doofenshmirtz Evil Inc., a new replacement robot for Norm has been called into action but when struck by the surge of power going through Danville, the robot turns on Dr. Doofenshmirtz and makes him the target.
The Lizard Whisperer
Phineas and Ferb find a chameleon in the backyard, who grows to the size of a dinosaur, thanks to Doofenshmirtz's Giant-Inator, and takes a walk through downtown. Meanwhile, Jeremy teaches a song to Doofenshmirtz, who plans to use it to summon aliens to do his bidding.
Phineas and Ferb build a robotic rodeo in the backyard. Candace tries to prove she can focus so she can go to a concert with Stacy. Doofenshmirtz stalls to finish his entry into the Inator Creator competition.
Khaka Peü Peü arrives in Danville to challenge Phineas and Ferb after the boys are mistaken as a superhero (while wearing an indestructible suit they designed to safely conquer their newly built extreme skate-track) known as The Beak. With the super villain wreaking havoc, it's up to Phineas and Ferb to thwart him while Dr. Doofenshmirtz tells the people of the Tri-State area that he is in charge, in hopes that they will actually just go along with it. Meanwhile, his brother Roger is worried that everyone will blame him for the recent super villain catastrophe so he decides to make Doofenshmirtz Mayor.
She's the Mayor
Candace is awarded the opportunity to be mayor for the day, so she uses her new status to create laws that can assist her with busting her brothers. Back at home, Phineas and Ferb build an authentic log cabin and a pioneer village. Meanwhile, Dr. Doofenshmirtz is scheduled to play golf with his brother, but since he hates the game, he creates the Accelerate-inator to speed things along. However, he is unaware that his invention also has the ability to open up holes to other dimensions.
The Lemonade Stand
Phineas and Ferb build the ultimate lemonade stand and begin to offer franchise opportunities. Meanwhile, Candace and Stacy's relationship is put to the test when Candace feels she must pick between their friendship and busting her brothers, while Dr. Doofenshmirtz creates a "Paper-Cut-Inator" so that he can make trillions selling bandages.
Phineas and Ferb Hawaiian Vacation
During a Hawaiian family vacation, Candace finds a cool lava rock necklace and is plagued with bad luck, so a native tells her she must take it to the top of a volcano, which spoils the cool, calm vibe she learned from a Hawaiian yoga instructor. Phineas and Ferb go with Candace and along the way, they ride a few waves with pro surfer Laird Hamilton.Meanwhile, Dr. Doofenshmirtz is also at the same volcano, trying to make the population less intelligent with his "De-Evolution-Inator."
Nerds of a Feather
Phineas and Ferb head to the Tri-State Area's annual sci-fi and fantasy convention to meet their hero, special effects guru Clive Addison. Their plan gets sidetracked when they're swept into a duel between the fantasy fans and the sci-fi geeks. Meanwhile, Candace tries to keep secret that she's a fan of Ducky Momo, another convention staple. Across the convention hall, Dr. Doofenshmirtz has taken television executive Jeff McGarland hostage so he can pitch him a show he's developed, "Doof 'n' Puss."
Wizard of Odd
In order to wash their house quickly, Phineas and Ferb build a contraption that spins it around, causing Candace to become so dizzy, she collapses. She soon finds herself in the magical land of Odd where their friends Isabella, Dr. Doofenshmirtz, Jeremy, Buford and Baljeet are remarkably like the characters in L. Frank Baum's book The Wizard of Oz. When Candace follows the yellow brick sidewalk to Bustopolis (to find the Wizard who can help her finally bust her brothers), things aren't what they seem.
We Call it Maze
Phineas and Ferb create a life sized maze filled with fun obstacles. Melissa, the leader of the Little Sparks, a younger branch of the Fireside Girls, is immediately captivated when she meets Candace and finds out that she was a Fireside Girl who earned 50 patches in one day. When the girls try out the maze, Candace takes charge, but things don't go as planned. Meanwhile, Dr. Doofenshmirtz reasons that if the Leaning Tower of Pisa can generate souvenir revenue, then surely he can use his latest invention, the "Tilt-inator," to tilt buildings so he can sell souvenir replicas.
Ladies and Gentlemen: he is Max Modem!
When Linda is asked to do a Lindana reunion concert, Lawrence worries that she might be missing the excitement of her old life, so he asks the boys to help turn him into a pop star so that he can perform at the concert and show mom he too is an exciting guy. Across town, Dr. Doofenshmirtz plans a faux alien invasion in order to take over the Tri-State Area.
The Secret of Success
Phineas and Ferb are building an ATV powerful enough to handle extreme terrains and even buildings. Meanwhile, Candace and Stacy go to a leadership seminar where Candace learns the steps needed to achieve her ultimate goal of busting her brothers. Dr. Doofenshmirtz is hosting a Telethon of Evil.
The Doof Side of the Moon
Phineas and Ferb plan to put Danville on the map by building the world's tallest building. However, Candace teams up with Albert and utilizes his expertise to bust her brothers. Meanwhile, Dr. Doofenshmirtz wants to be responsible for all the evil in the Tri-state area, and since he believes that evil levels rise during a full moon, he plans to rotate it so that only the infamous "dark side of the moon" faces Earth.
Candace accidentally gets hit by Phineas and Ferb's molecular separator ray which causes her to have two different personalities - Romantic Candace and Busting Candace, so the boys have to figure out a way to put her back together again. Meanwhile, Dr. Doofenshmirtz tries to get over his fear of high diving, but he figures that if he can't, he will just use his "Look-away-inator" to zap everyone so that they do not witness his shame.
Phineas, Ferb and the gang are all sick, so they decide to make it the best "sick day" ever by creating a live television feed to their friends' homes so that they can all enjoy a day of fun together. Meanwhile, Vanessa learns from her mom, Charlene, that her dad is picking her up from a party she is going to with her punk rock boyfriend Johnny and she worries that he will embarrass her yet again. However, Dr. Doofenshmirtz is busy trying to use his "Devolition-ator" to drain Agent P's will power so that he can control him. Things get out of hand when Dr. Doofenshmirtz picks up Vanessa at the party, and it's up to Agent P to save the day.
Candace switches places with a princess who looks just like her, but the ongoing antics of Phineas and Ferb prevent her from enjoying the royal luxuries, even for a day. Meanwhile, Phineas and Ferb enlist the princess to help them build a giant jukebox filled with live bands, and Dr. Doofenshmirtz plans on using his Claw-inator to ruin his brother's dedication of the new Danville Opera House.
Candace Gets Busted
When Linda and Lawrence take a trip, they entrust Candace to be in charge of the house. Candace calls some of her friends over for a small get-together, but when throngs of uninvited guests start to participate and it isn't long before it swells into a wild party. Meanwhile, Dr. Doofenshmirtz is intending to get rid of the condominiums blocking his view from the local drive-in.
Let's Take a Quiz
When Candace learns that Jeremy will star in a TV commercial, she worries that, with his new-found celebrity, he will forget about her. So, as Phineas and Ferb produce their own TV game show, Candace uses the opportunity to get herself on the airwaves. Meanwhile, Dr. Doofenshmirtz tries to erase all infomercials in the Tri-State Area.
At the Car Wash
Phineas and Ferb help Isabella and the Fireside Girls by building an automatic car wash to help with fundraising to save the star-nosed mole. Meanwhile, Stacy advises Candace to play hard to get with Jeremy. But when Jeremy asked Candace out for a ride to her brother's car wash, she ignores her BFF's advise and goes on the date anyway. Elsewhere, Dr. Doofenshmirtz tries to make a mountain out of a molehill - literally.
Oh, There You Are, Perry
When Phineas and Ferb think Perry is lost, they use the power of music to find him. Meanwhile, Candace, who fears she is at fault for Perry's disappearance, combs the Tri-State area to find him. As it turns out, Doofenshmirtz has been downgraded to a low-level threat and Perry has been reassigned to a more dangerous villain, and a new family.
Swiss Family Phineas
The family becomes marooned after a summer storm shipwrecks them on an island, and Phineas, Ferb and Isabella use the opportunity to build a Swiss Family style tree house. Meanwhile, Candace tries to get them to build a boat so she can get back in time for Jeremy's party. After finding out what "big laundry" meant, Dr. Doofenshmirtz uses free monkey labor to boost a new laundromat business.
Summer Belongs To You: Parts 1 & 2 (streaming only)
Summer Belongs To You: Parts 3 & 4 (streaming only)
Browse More Television: