We've listed all 113 episodes of It's Always Sunny in Philadelphia by seasons (all episodes originally aired on FX or FXX, with the exception of the Christmas special "A Very Sunny Christmas", which was originally released on DVD). Two more 10-episodes seasons have been ordered by FXX which will bring the total episode count to 133.
Charlie and Mac try to prove that they are not racist after Charlie's crush overhears Charlie saying something offensive about African Americans. Meanwhile, Dee hires a black man from her acting class to boost business for Paddy's Pub -- and ends up turning the pub into a gay bar.
When news of a former gym teacher getting arrested for molesting his students hits, Charlie suddenly gets nervous, Dee and Dennis conclude that Charlie may have been one of the gym teacher's victims. Mac becomes jealous that he wasn't the one who got molested.
Dennis and Dee's father Frank abruptly appears, causing Dennis to accidentally run Charlie over with his car. After seeing Charlie get attention from strippers over being in a wheelchair, the gang decides to feign disabilities in order to garner sympathy from others.
Dennis and Dee quit their jobs to pursue their dreams, but get hooked on crack cocaine so they can apply for welfare. Meanwhile, Frank hires two new workers under the "Work for Welfare" program and Charlie and Mac go on a spending spree.
Dennis's life goes downhill when he finds out that a convicted sex offender whom he closely resembles has been released from prison due to overcrowding. Meanwhile, Mac and Charlie reunite with Mac's convict father.
The gang find themselves married to the mob when they sell a bag of cocaine that a group of mobsters hid in a pair of speakers. To pay off the debt, Frank whores out Dennis to older women, Charlie works at a stable, and Mac becomes a mafioso.
Frank wants to marry a prostitute and the gang can't talk him out of it. While Dee sets out to burnish the hooker's heart of gold, Charlie takes a different tack: He tries to set Frank up with another woman.
Dee and Dennis take the gang to their favorite childhood vacation spot on the Jersey Shore. Things aren't quite as they remember them. Still, Mac, Frank and Charlie have the times of their lives; Dee and Dennis not so much.
The gang does their best to recoup their investments in questionable schemes by dumping their losses on Ben the soldier while trying to avoid being duped again by whatever mastermind is pulling their strings.
Directed by: Heath Cullens - Written by: David Hornsby
When a severe flu outbreak sweeps Philadelphia the gang voluntarily quarantine themselves inside of Paddy's in an attempt to keep their singing voices pristine for an upcoming competition, although they have trouble adhering to the strict rules they've set for themselves.
Directed by: Dan Attias - Written by: David Benioff & D.B. Weiss
When an experiment successfully multiplies Charlie's intellect and takes him away from the bar, the rest of the gang find themselves struggling to complete the menial 'Charlie Work' that has kept the bar running for so long.
Directed by: Dan Attias - Written by: Scott Marder
After creative differences over what constitutes tasteful nudity cause Frank to pull his money out of Lethal Weapon 6 during filming, Mac, Dennis, and Charlie screen their rough footage for investors in hopes of raising enough capital to finish the production of their latest masterpiece.
Directed by: Richard Keen - Written by: Charlie Day, Glenn Howerton, Rob McElhenney
The gang turns Patty's into an internet dating hub where people group date and rate each other. Dennis becomes obsessed with his ever decreasing ratings, while Dee hands out zero star ratings after being "dumped" early.
Directed by: Todd Biermann - Written by: Charlie Day, Glenn Howerton, Rob McElhenney
Mac and Charlie's high school "gang leader" (leader of "the Freight Train") Psycho Pete stops in at Paddy's. Charlie and Mac are quickly disappointed by Pete's docile nature, and look for ways to get Pete back to his old 'Psycho' self. Frank, Dee, and Dennis set out to find help for Pete because they're afraid he's dangerous to them.
Directed by: Matt Shakman - Written by: Rob McElhenney, Charlie Day, Glenn Howerton
Charlie gets tipped off that the health inspector is coming to inspect Patty's. Dennis, Dee, Frank, and Mac are involved in a scheme involving steaks, airline miles, and chickens, which has the bar in disarray, including live chickens everywhere. Charlie tries to get the bar in shape for inspection with little help from the rest of the gang.