Actress Sienna Miller and model Cara Delevingne got up close and personal at Monday's (06May13) Costume Institute Gala in New York City by smooching for the cameras.

The two stars were guests at the annual fashion extravaganza, also known as the Met Ball, which had a punk theme this year (13).

The British beauties both opted to strut their stuff in studded Burberry outfits at the event, and were seen chatting and laughing on the red carpet before going into the ball.

However, things got much steamier as the night went on, with new mum Miller kissing Delevingne on the lips for a set of pi...

On Tuesday night, celebrities such as Whoopi Goldberg, director Baz Luhrmann and Sienna Miller helped Robert De Niro kick off the 2013 Tribeca Film Festival by attending the Vanity Fair gala in New York City.

Each year, De Niro, festival co-founder Jane Rosenthal, and Vanity Fair editor Gradyon Carter host a bash at the state supreme courthouse on the eve of the festival's opening.

A pregnant Evan Rachel Wood (above), Mira Sorvino, Gretchen Mol, Karolina Kurkova, Jimmy Buffet, Christopher Walken and author Salman Rushdie were also guests at the event.

According to Rosenthal, security was...

Sunday night was one of the of the biggest events in Hollywood - the 2013 Golden Globes Awards. Red, white and black were some of the more popular choices on the red carpet, with stars such as Zooey Deschanel, Jennifer Garner, Claire Danes, Marion Cotillard and Jennifer Lawrence opting for crimson gowns.

Hosts Amy Poehler and Tina Fey wore black and white, and Eva Longoria looked very leggy in a black gown with a slit up the thigh. Salma Hayek also stunned in a strapless black dress that showed off her curvy figure. Rachel Weisz wore black with a sheer polka dot skirt and her best accessor...

A new painting of a very pregnant and very naked Sienna Miller done by British artist Jonathan Yeo has been unveiled as part of an upcoming exhibition in Berlin, Germany.

The star of HBO's new film The Girl; which documents the relationship between Alfred Hitchcock and Tippi Hedren; agreed to take it all off for the artist shortly before giving birth to daughter Marlowe in July as a way to document her pregnancy. The photo is a part of Yeo's "(I've Got You) Under My Skin" exhibit.

"I wanted an image that epitomised the human body in its most naturally beautiful state to make the sharpest ...

Somehow, 36 years after he made his last film and over three decades since he passed away, Alfred Hitchcock is still a star.

More than any other director in history, Hitch, as he was called by many who worked with him, was as famous as the people he directed in his films. So perhaps it’s not all that surprising that the Master of Suspense is the subject of two big films this year – the first being HBO’s ‘The Girl,’ airing Saturday, Oct. 20.

The well-cast telefilm is about the making of two of Hitchcock’s later works – ‘The Birds’ and ‘Marnie,’ both in the 1960s – and his relationship with...

British actress Sienna Miller is a new mother, according to reports. The Alfie beauty and her actor boyfriend Tom Sturridge welcomed their first child in London over the weekend.

No further details about the newborn were available.

Miller, 30, has shared few details about her pregnancy since the news emerged in January.

Miller and Vanity Fair star Sturridge began dating in early 2011. Reports in January suggested the couple was engaged, but her former stepmother Kelly Hoppen, who was previously married to Miller’s dad Edwin, dismissed the rumors and insisted the pair had no plans to wed.

It's a baby boom in Hollywood! So many celebrities are pregnant this season and eager to welcome their little bundles of joy into the world.

Nick Lachey and Vanessa Minnillo are expecting their first child less than a year after they wed. Meanwhile, Nick's ex-wife Jessica Simpson is also expecting her first child. Do you think they'll be exchanging baby gifts?

"Jersey Shore" star Snooki surprised fans with her pregnancy news, and so did Tori Spelling who announced she's having her fourth child just months after giving birth to her third.

Check out photos of the various baby bumps in Tins...

Kind-hearted Orlando Bloom is fronting a campaign to improve education for poor children in Madagascar.

The Hollywood star and .

Every purchase of the company's limited edition fragrance, Today. To Help. Together, will fund a day of school for 50 disadvantaged children.

Bloom says, "I feel very privileged to be working with BOSS Orange and UNICEF on this partnership. Witnessing first-hand the difference it makes to the lives of children in Africa is truly humbling."

Bloom's wife Miranda Kerr has also shown her charitable side by signing up as a global ambassador for Earth Hour 2012, w...

Pregnant actress Sienna Miller and her sister Savannah are leaving the namesake fashion house they helped set up six years ago.

The siblings were co-creative directors of Twenty8Twelve by S. Miller. The company will continue as Twenty8Twelve London.

A statement released on Wednesday by the Miller sisters reads, "We've had a brilliant six years at Twenty8Twelve and are now looking forward to new pastures. We wish the brand the best of luck for the future."

Company managing director Nish Soneji tells WWD.com that the fashions Miller and her sister dreamed up will form the ongoing style for...

Sienna Miller is to wed boyfriend Tom Sturridge, according to reports. The news comes just hours after Life & Style magazine revealed the star is pregnant.

A source now tells the publication, "They're engaged and really happy. Her family is happy, as they absolutely adore Tom.

"He proposed to Sienna during their romantic trip to Paris after Christmas. He filled their hotel suite at the Ritz with flowers and presented her with a vintage Victorian ring. It was incredibly romantic (and) she was blown away."

Miller had a seven-year on/off romance with actor Jude Law, which ended for good las...

British actress Sienna Miller is pregnant with her first child, according to a report.

The Alfie star has been dating fellow actor Tom Sturridge since early 2011, and they're set to become parents later this year, reports Us Weekly.

Editors at the magazine claim the couple announced the news to loved ones over the Christmas period.

A source tells the publication, "(Their friends) were not surprised by the news of the pregnancy. They're really good together. They just spent the holidays in Paris together after they announced the news in London."

A representative for Sturridge refused...

Anthony Hopkins has signed on to play legendary director Alfred Hitchcock in a new biopic.

"Alfred Hitchcock & the Making of Psycho" is based on Stephen Rebello's book of the same name and the film will be directed by Sasha Gervasi.

Helen Mirren is in talks to play Hitchcock's wife, Alma Reville, according to CinemaBlend.com.

The film will chronicle Hitchcock's experiences while filming the thriller "Psycho" in the late 1950s. The film became an instant classic when it was released in 1960, and many film fans argue it is the director's greatest movie.

The role will mark Hopkins' latest ...

Actress Tippi Hedren is thrilled by the casting of British actress Sienna Miller in a new film about her relationship with legendary filmmaker Alfred Hitchcock.

The Birds star, who became the owner of a big cat sanctuary after she was attacked by a lion on the set of 1981 film Roar!, has already met with the Alfie star at her Shambala Preserve in California and insists the actress is the perfect choice to play her on film.

Hedren tells WENN, "I'm thrilled and honoured to have such an accomplished actress, a woman who is beautiful, an incredible talent, a humanitarian, and with all of that...

Sienna Miller has sensationally claimed her emails were hacked into on behalf of journalists in the U.K.

The British actress was called to give evidence to the Leveson Inquiry into press standards in the U.K., which was set up after the News of the World phone-hacking scandal erupted earlier this year.

She is one of the most high-profile victims of the controversy and in May she accepted $160,000 in damages after editors at the newspaper accepted responsibility for invading her privacy.

And during her testimony to the committee in London on Thursday, Miller revealed her email password wa...

Helen Mirren, Daniel Craig and Sienna Miller are among the stars who have donated their clothes to an auction for a children's hospital in the U.K.

Beyonce, Nicole Richie and Girls Aloud star Nicola Roberts have also raided their closets for the annual Clothes Throw campaign, which raises money for Liverpool's Alder Hey Children's Hospital.

Roberts, who hails from Liverpool and is a keen fundraiser for the medical facility, is fronting the initiative and she's urging fans to support it any way they can.

She says, "I am really excited to be fronting the Clothes Throw 2011 campaign! I'm an...

Rachel Weisz proves she's still a yummy mummy after four decades - the British beauty turns 40 on Monday.

Starting her career in the drama department of Britain's posh Cambridge university, Weisz soon caught the eyes of casting directors around the world and has become one of the U.K. most glamorous exports.

From action queen to indie dream, Weisz has fought ancient enemies in "The Mummy" films, proved her comic timing in Fred Claus and provided an Oscar-winning turn in "The Constant Gardner."

And as the actress moves into her forties, we have come up with 10 terrific facts to quench you...

Actors Jude Law and Jude Law have ended their romance for a second time.

The Alfie co-stars previously called off their engagement in 2006 after Law's alleged affair with his children's nanny was exposed in the tabloids.

They reunited in 2009 and went public with their rekindled relationship last May.

But the couple has now split again - two months after the actors were reported to have purchased a home in London together.

A representative for Law tells People.com, "I can confirm that Jude Law and Sienna Miller are no longer in a relationship."

Sources tell the publication the stars se...

Anne Hathaway has beaten competition from Sienna Miller, Charlize Theron and Kate Beckinsale to land the coveted role of comic book villain Catwoman in the new Batman movie.

A slew of Hollywood actresses were clawing at the opportunity to play the feline femme fatale after movie bosses announced plans for The Dark Knight Rises - the follow-up to 2008 blockbuster The Dark Knight.

However, it will be Hathaway who climbs into the sexy catsuit to bring back Catwoman for the next installment of the superhero franchise in a role previously played by Michelle Pfeiffer in 1992's Batman Returns,...

British actress Keira Knightley sang away her blues following her split from longtime boyfriend Rupert Friend by hitting a karaoke bar with Sienna Miller and a group of pals on Thursday night.

The couple, which met on the set of 2005 movie Pride & Prejudice, decided to end its five-year relationship shortly before Christmas, according to the actress' father Will.

But Knightley has refused to wallow in self-pity at home, and hit the streets of London for a night of sing-along fun with friends, including her The Edge of Love co-star Miller.

The group showed off their vocal skills on tracks...

Sienna Miller has joined the all-star line-up for director Garry Marshall's "Valentine's Day" follow-up, "New Year's Eve."

The actress has signed on to team up with Robert De Niro, Zac Efron, Hilary Swank, Sarah Jessica Parker, Michelle Pfeiffer, Jessica Biel and Ashton Kutcher for the romantic comedy set around the last day of the year in New York City.

Taylor Swift and her ex-boyfriend Jake Gyllenhaal are also rumored to be part of the cast.

Swift, Kutcher and Biel appeared in "Valentine's Day."

Click for more great Sienna Miller pictures:

Heath Ledger's friends and family have approved plans for a one-off tribute event for the late actor to mark the third anniversary of his tragic death.

The Brokeback Mountain star passed away on January 22, 2008 after suffering an accidental overdose at his New York apartment.

Ledger's father, Kim, has now confirmed a charity gala will be held in the actor's honour in his native Australia in early February.

The event, titled Heath: A Night Under the Stars Celebrating One of Its Finest, will showcase the star's Academy Award-winning turn in The Dark Knight and the proceeds will be handed ...

February was marked by tragedy when celebrated fashion designer Alexander Mcqueen was found dead after hanging himself at his London home. Meanwhile, investigations into Michael Jackson's death in June, 2009 loomed as coroner's officials determined acute intoxication of powerful anaesthetic Propofol was the cause. The ruling prompted prosecutors to file involuntary manslaughter charges against his former doctor Conrad Murray.

Officials also ruled Brittany Murphy's death in December, 2009 was accidental and caused by pneumonia, aided by anemia and drug intoxication. Andrew Koenig's family c...

Sienna Miller and Jude Law have sealed their revived romance by purchasing a luxurious London home together, according to a U.K. report.

The Alfie co-stars called off their engagement in 2006 shortly after Law's alleged affair with his children's nanny was exposed in the tabloids, but they reunited last year and went public with their rekindled relationship in May.

The British actors are now said to have stepped up their romance by purchasing a $12 million home in north London, which they moved into last month, according to the U.K.'s Daily Mail.

Miller recently dismissed rumors the coup...

Sienna Miller turned the London Eye (RED) for World AIDS Day on December 1, wearing a short fur black jacket, black boots, and red and black striped fingerless mittens.

Sienna was recently named to a new list of the Sexiest British Actresses Under 30. She was listed at number four behind Emma Watson, Keira Knightley and Emily Blunt.

The actress stars in the upcoming film "Yellow," a dramedy centered on Mary Holmes, a young woman with a drug habit and a myriad of other problems.

Click for more great Sienna Miller pictures:

Sienna Miller rocked an amazing, bright red lip in support of World AIDS Day in London. Now, you can copy her look and give back at the same time too.

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Actress Sienna Miller has bowed out of Kevin Spacey's annual theatre extravaganza in London due to a scheduling conflict.

The "Factory Girl" star was due to participate in Spacey's 24 Hour Plays Celebrity Gala at the Old Vic theatre on Sunday but she has axed her appearance to film a movie.

Her spokesperson says, "Very sadly, she had to pull out due to a clash of dates and she's extremely disappointed not to be able to be involved."

Miller is believed to be in Los Angeles shooting the upcoming drama Yellow, in which she plays a drug addict.

Spacey's event will feature performers writing...

"Harry Potter" hottie Emma Watson has topped a new list of the Sexiest British Actresses Under 30.

Just days before the penultimate Potter film hits cinemas, the actress has beaten Keira Knightley to the top of a new Fandango.com poll.

Watson's "Potter" pals Katie Leung and Bonnie Wright also make the top list, as does Knightley's "Never Let Me Go" co-star Carey Mulligan, Emily Blunt and "Clash of the Titans" star Gemma Arterton.

Over 4,000 film fans were polled for the online survey.

The top 10 list is:

1. Emma Watson

2. Keira Knightley

3. Emily Blunt

4. Sienna Miller
...

Sienna Miller has paid tribute to her "Factory Girl" director George Hickenlooper, praising the moviemaker for making her feel so "loved" and "appreciated" on a film set.

Hickenlooper, 47, passed away on Friday after suffering a heart attack in Denver, Colorado, where he was promoting his latest movie, "Casino Jack" - starring Kevin Spacey and Kelly Preston.

Spacey was quick to pay tribute to the director, and Miller has followed in his footsteps with her own personal memories of Hickenlooper.

The British star gushes about the moviemaker's loving nature - and she hopes his legacy will li...

Actress Sienna Miller has dismissed rumors she secretly married her former fiancé Jude Law earlier this year.

The couple took part in a spiritual ceremony in Laos in April during an Asian vacation, and many reports suggested the Baci ritual was a cover for a secret wedding. However, Miller insists she did not marry the Sherlock Holmes star - they just had their relationship "blessed".

She tells Extra, "It wasn't a marriage ceremony at all. It was a blessing from a monk. The whole thing (about a wedding) was completely fabricated."

The Alfie co-stars called off their engagement in 2006...

"Stardust" is an epic adventure starring Claire Danes, Michelle Pfeiffer and Robert De Niro.

In hopes of wooing a beautiful girl (Sienna Miller), Tristan (Charlie Cox) promises to bring her a falling star. But he's in for the adventure of his life when he discovers the star is actually a celestial beauty named Yvaine (Danes).

When an old witch Lamia (Pfeiffer) attempts to steal Yvaine’s youth, Tristan must protect her at all costs. This magical fairytale like no other will make you laugh out loud and believe in love again.

See more "Stardust" photos here!