"It's Always Sunny in Philadelphia" returns tonight at 9 p.m. ET on FXX with the Season 17 premiere and a must-see comedy ...

It’s Always Sunny in Philadelphia’ season 17 will premiere on Wednesday, July 9, with an "Abbott Elementary" crossover episode.

Here's our preview for FXX's It's Always Sunny in Philadelphia S17E01: "The Gang F***s Up Abbott Elementary" S17E02: "Frank ...