Charlie's Nightman Cometh Rehearsals | It’s Always Sunny in Philadelphia | FX

"What do you want to do? Song or no song?!" Stream all episodes of It’s Always Sunny in Philadelphia on Hulu. It’s Always Sunny in Philadelphia Season 4, Episode 13. Subscribe now for more It’s Always Sunny in Philadelphia clips: http://bit.ly/SubscribeFX | Visit Official Site http://fx.tv/sunny