Weird Couple Alert: Mariah Carey And...Brett Ratner?

'It's Always Sunny In Philadelphia' Stars Kaitlin Olson & Rob McElhenney Welcome Second Son

April 5th, 2012 11:40pm EDT

Kaitlin Olson & Rob McElhenneyMarried It's Always Sunny in Philadelphia stars Kaitlin Olson and Rob McElhenney are celebrating after becoming parents again.

Actress Olson gave birth to little Leo Grey McElhenney early on Thursday at the couple's home in Los Angeles.

Olson and McElhenney wed in 2008 and welcomed son Axel Lee in 2010.






Kaitlin Olson & Rob McElhenney


Photo Credits: Tina Gill / PR Photos

Sign up for our daily newsletter with great stories like this and more!