It’s Always Sunny in Philadelphia star Glenn Howerton almost quit the show over fears that the long-running sitcom, now in ...

Howerton co-created It’s Always Sunny with co-star Rob McElhenney, reuniting in Season 17, which premieres July 9 with ‘The ...

"I was aching to do other things and so I was starting to feel a little boxed in," the star and co-creator adds.

Plus, Charlie Day and Glenn Howerton tell TheWrap which other sitcom they'd love to cross over with after "Abbott Elementary.

Glenn Howerton is finally weighing in on the It's Always Sunny in Philadelphia fan theory that his character, Dennis Reynolds ...

FX's It’s Always Sunny in Philadelphia is one of the longest-running American sitcoms in the USA now. The show debuted with ...

Glenn Howerton is finally weighing in on the It’s Always Sunny in Philadelphia fan theory that his character, Dennis Reynolds ...

"It's a high-octane season!" The cast of "It's Always Sunny in Philadelphia" talks "Abbott Elementary," "The Golden Bachelor" ...

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

Author Kimberly Potts’ new book out July 1, “It’s (Almost) Always Sunny in Philadelphia: How Three Friends Spent $200 to ...

The incident involved a stunt for a Season 11 episode, in which the show’s characters were trapped in a room with a water ...