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

Danny DeVito reprised his role as Frank Reynolds and here is a breakdown of what he earned through his tenure in It's Always ...

Speaking exclusively to PEOPLE at PaleyLive's It’s Always Sunny In Philadelphia 20th Anniversary Celebration in Los Angeles ...

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

The It's Always Sunny in Philadelphia cast has thoughts on the worst things the gang has ever done, though some of their ...

You would think a show like It's Always Sunny in Philadelphia would lose steam after 17 seasons. Instead, it's better than ...

Rob McElheny revealed how the writers of It's Always Sunny's wild Danny DeVito scene came to be, and it's almost as funny as the scene itself.

As Pott’s book title states, the pilot of It’s Always Sunny in Philadelphia only cost stars Rob McElhenney, Glenn Howerton, ...

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

“They were like, ‘We don’t want to end it,'” Howerton recalled his co-stars saying. “And I was like, ‘Oh, well I can’t stop ...

It's Always Sunny in Philadelphia has some absurd stunts by one of the characters, Frank Reynolds, played by Danny DeVito.

After 20 Years, Danny DeVito Says ‘It’s Always Sunny in Philadelphia’ Is ‘I Love Lucy’ on Acid Plus, Charlie Day and Glenn Howerton tell TheWrap which other sitcom they’d love to cross ...