Season 6
The sixth season of It's Always Sunny in Philadelphia, premiered on FX on September 16, 2010. The season contains 14 episodes and concluded airing on December 9, 2010 with the hour-long Christmas special. An additional episode called "The Gang Gets Successful" was produced for this season, but was not aired, despite scenes from the episode being included in promotional material for season 6. It was later re-edited with new scenes to create the Season 7 episode "How Mac Got Fat".
All Episodes
S6 E1: Mac Fights Gay Marriage
S6 E2: Dennis Gets Divorced
S6 E3: The Gang Buys a Boat
S6 E4: Mac's Big Break
S6 E5: Mac and Charlie: White Trash
S6 E6: Mac's Mom Burns Her House Down
S6 E7: Who Got Dee Pregnant?
S6 E8: The Gang Gets a New Member
S6 E9: Dee Reynolds: Shaping America's Youth
S6 E10: Charlie Kelly: King of the Rats
S6 E11: The Gang Gets Stranded in the Woods
S6 E12: Dee Gives Birth
S6 E13: A Very Sunny Christmas