FX sets premiere dates for three of its hit comedy series, all debuting on its new comedy offshoot network, FXX. It's Always Sunny in Philadelphia fans can look forward to the start of the show's 13-episode 9th season on Wednesday, September 4th at 10/9c, followed by The League's season 5 kick-off at 10:30. Totally Biased with W. Kamau Bell also premieres that evening, starting its 5-night-a-week run at 11pm. Will you be tuning into these FXX comedies on their brand-new network? Sound off in the comments and stick with us for more upcoming fall TV buzz from Celebified.