Bonus features from Season DVD sets and TV promos.

The first season of It's Always Sunny in Philadelphia, premiered on FX on August 4, 2005. The season contains 7 episodes and concluded airing on...

The second season of It's Always Sunny in Philadelphia, premiered on FX on June 29, 2006. The season contains 10 episodes and concluded airing on...

The third season of It's Always Sunny in Philadelphia, premiered on FX on September 13, 2007. The season contains 15 episodes and concluded airing on...

The fourth season of It's Always Sunny in Philadelphia, premiered on FX on September 18, 2008. The season contains 13 episodes and concluded airing...

The fifth season of It's Always Sunny in Philadelphia, premiered on FX on September 17, 2009. The season contains 12 episodes and concluded airing on...

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...

The seventh season of It's Always Sunny in Philadelphia, premiered on FX on September 15, 2011. The season contained 13 episodes, and concluded...

The eighth season of It's Always Sunny in Philadelphia, premiered on FX on October 11, 2012. This season consisted of 10 episodes, and concluded...

The ninth season of It's Always Sunny in Philadelphia, premiered on FXX on September 4, 2013. This season consisted of 10 episodes, and concluded...

The tenth season of It's Always Sunny in Philadelphia, premiered on FXX on January 14, 2015. This season consisted of 10 episodes, and concluded...

The eleventh season of It's Always Sunny in Philadelphia, premiered on FXX on January 6, 2016. This season consisted of 10 episodes, and concluded...

In season twelve, Mac, Dennis, Charlie, Dee and Frank tackle all new adventures that include going to a waterpark, dealing with a Wolf Cola PR...

The Gang returns... mostly... in Season 13. Mac, Charlie, Dee, and Frank return to their duplicitous, scheming ways at Paddy’s Pub, while...

The 14th season guns for the Best 14th Season accolade as the Gang goes to extremes for the role – Mac learns a new language, Charlie does a...

In season fifteen, the gang finds themselves at a crossroads in this strange new world in the wake of Covid-19 and all things 2020. The rules are...

In Season sixteen, it’s a challenge for Ronald “Mac” MacDonald, Charlie Kelly, Dennis Reynolds, Dee Reynolds, and Frank Reynolds...

Mac oversees the gang while they compete to break Wade Boggs’ legendary beer drinking record.

The gang gets into the online dating scene to expand their matchmaking potential.

When Psycho Pete, long lost member of the freight train, is released from the mental hospital, Dennis and Dee rush to get him recommitted while...

Charlie goes into overdrive when he's notified that the health inspector will be arriving that day. Meanwhile, the rest of the gang is trying to...

Dennis and Mac enlist Dee to spy on the fish factory across the street, Charlie and Frank grow suspicious and decide to do some spying of their own.

The group separates from one another to find out who they are as individuals after another failed endeavor.

News surfaces about Mac's Dad, Luther, being a murder suspect. Mac goes into full "P.I." mode to clear his father of any wrong doing.

When the gang appears on a nationally broadcasted game show, Dennis does his best to keep the gang’s weirdness under wraps.

Frank decides to retire; the foursome begin to plot and plan ways for each of them to take control of the bar.

"Asskickers" isn't just a hot new way to work out; it's a way of life...and maybe a cult.