Watch The Normies react to It's Always Sunny in Philadelphia, season 5 episode 7, "The Gang Wrestles for the Troops." Weekly ...

Watch The Normies react to It's Always Sunny in Philadelphia season 5 episode 10, The D.E.N.N.I.S. System! Weekly schedule: ...

Glenn Howerton is a gloriously chaotic presence on It's Always Sunny in Philadelphia. Let's take a look back at his five greatest moments on the show.

"It's Always Sunny in Philadelphia" hasn't always been a critical darling or ratings hit, but since premiering in 2005, it's gone on to become the longest-running live-action comedy in TV history. The ...

Some celebrities have played themselves, others have played foils for the gang as they hatch their various schemes, with everyone from Josh Groban and Bryan Cranston to Rhetta and Mindy Kaling popping ...