"It's Always Sunny in Philadelphia" will return for its ninth season Sept. 4 at 10 p.m. and will air its episodes Thursday night on the new FX offshoot network FXX, the network said Monday.

The network also announced that "The League" and "Totally Biased With W. Kamau Bell" will air their season premieres on the same night, at 10:30 and 11 p.m., respectively. While "The League" will air its 13 episodes on Wednesdays, "Totally Biased" has been expanded to air Monday through Thursday, with "Best of the Week" compilation episodes airing Sunday nights at 11.

FXX itself will premiere Sept. 2. at 7 a.m., and will be carried in 72 million homes at the time of its launch.