Comedy News TV Videos ‘It’s Always Sunny in Philadelphia’ season finale preview Written by Lena Lamoray on March 18, 2015 Tonight, at 10/9c on FXX, watch the season finale of It’s Always Sunny in Philadelphia. “Asskickers” isn’t just a hot new way to work out, it’s a way of life…and maybe a cult. Related posts:FXX's 12-day marathon of 'The Simpsons' has begun'It's Always Sunny in Philadelphia' preview clip - "The Gang Gets Quarantined" Wednesday on FXXIT’S ALWAYS SUNNY IN PHILADELPHIA Danny DeVito Interview