The long-running TV comedy series, “It’s Always Sunny in Philadelphia,” returns Wednesday, July 9 at 9 p.m. ET on FXX.

Kaitlin Olson is so hilarious as Dee on It's Always Sunny in Philadelphia that it's impossible to think of anyone else in the ...

In an encompassing New York Times feature on the long-running sitcom, the show's creator says he sought to explore the humor ...

Get free streaming deals, an "It’s Always Sunny" episode guide, and more as the longest-running live-action sitcom returns ...

Some teachers walk into a bar…and meet one of television’s most iconic comedic gangs. It sounds like the setup to a bad joke, ...

Kaitlin Olson is best known for her long-running role as Dee on It's Always Sunny in Philadelphia, but she also shines in ...

Kaitlin Olson is mostly known for acting in the popular TV series Hacks and High Potential. The actress' husband Rob ...

Kaitlin Olson reacted to her husband, Rob McElhenney, changing his name to Rob Mac during an interview with PEOPLE at the 'It ...

Season 2 of High Potential added Shameless' Steve Howey as Captain Jesse Wagner, a "savvy political animal" sure to shake up ...

Rob McElhenney’s new last name has high potential. But for his wife and “It’s Always Sunny in Philadelphia” co-star, Kaitlin ...

Kaitlin Olson says her kids are "really not happy" about their dad Rob McElhenney changing his name. The 'It's Always Sunny ...

"It's Always Sunny in Philadelphia" is airing the first episode of its 17th season on Wednesday, July 9 at 9 p.m. There are ...