It's Always Sunny in PhiladelphiaSeason 18

TV-MA

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The gang, five raging alcoholic narcissists, run a failing dive bar in South Philadelphia. The gang make up some scheme for sex, money, fame, or any other terrible reason any of them can fabricate. It always goes south however, as the gang's plans blow up in their faces, sometimes even literally.

Where to Watch It's Always Sunny in Philadelphia • Season 18

10 Episodes

Frank Marries a Corpse
E1
Frank Marries a CorpseThe guys help Frank with his cold feet ahead of his wedding to Sam. Dee tries to scare Sam off the nuptials with testimonies from The Waitress, Artemis, and Snail.
Dennis and Dee Don't Get Rich
E2
Dennis and Dee Don't Get RichThe Reynolds twins push themselves to the limit to secure Sam's transfer of wealth. Charlie and Frank plan a proper memorial for Bonnie during the annual Mummers Parade.
The Gang Gets Tested
E3
The Gang Gets TestedDennis and Dee are diagnosed with ADHD, and even more shocking: Mac isn't. They go back to school for a do-over now that they understand their brains more better.
2026: A Virtual Insanity
E4
2026: A Virtual InsanityThe Gang's RV breaks down en route to a Jamiroquai concert, leaving them to fend for themselves in a dangerous wasteland of junkies and street people.
The Gang Goes to the Ren Faire
E5
The Gang Goes to the Ren FaireMac, Dennis, and Dee strive to conquest their way onto the Quilt of Legends at the local Renaissance Faire. Charlie discovers a love of luting while Frank tries to acquire the faire from old foes.
The War on Alcohol
E6
The War on AlcoholThe Gang takes the trend against drinking into their own hands. Dennis, Dee, and Frank look to recruit white collar suits for happy hour while Mac and Charlie seek to enlist blue collar factory workers so they can return the bar to the melting pot it once was.
Gilligan's Island: A Conspiracy Theorist's Paradise
E7
Gilligan's Island: A Conspiracy Theorist's ParadiseMac and Charlie drink the proverbial Kool-Aid while trying to uncover the mystery of why 'Gilligan's Island' never made it to 100 episodes.
Mac and Dennis Tear Their ACLs
E8
Mac and Dennis Tear Their ACLsAfter a Christmas card catastrophe, Charlie nurses a bedridden Mac and Dennis and deliberates on which one is the originator of all their ideas. Dee and Frank are tired of being the bottom of the communication ladder and decide to flip the script.
Frank's Team: A Dark Day for Baseball
E9
Frank's Team: A Dark Day for BaseballIn an effort to clean up their image, Paddy's sponsors a local Little League team. But when The Gang spots softness in their franchise, they impose a radical new culture: win no matter what and do whatever it takes to get ahead.
The Guys Have a Sleepover
E10
The Guys Have a SleepoverBlinded from LASIK surgery, Dee pleads for the guys to spend the night to keep her safe from neighborhood crime, but they listen to the wolves inside themselves and opt for a dudes-only sleepover of their own.

Cast of Season 18

Charlie DayCharlie Kelly
Glenn HowertonDennis Reynolds
Rob MacRonald 'Mac' McDonald
Kaitlin OlsonDee Reynolds
Danny DeVitoFrank Reynolds
James CartwrightMusic Supervisor

It's Always Sunny in Philadelphia • Season 18 Ratings & Reviews

It's Always Sunny in Philadelphia • Season 18 Discussions

Corey Weaver
S18 • E3 - It's Always Sunny in Philadelphia - The Gang Gets Tested
August 26, 2026
Just pandering
sitting here taking shid, thinking about always sunmy
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5
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Watch It's Always Sunny in Philadelphia • Season 18 Videos

It's Always Sunny In Philadelphia: Season 18
It's Always Sunny In Philadelphia: Season 18Trailer
It's Always Sunny In Philadelphia: The Gang Is Back Teaser
It's Always Sunny In Philadelphia: The Gang Is Back TeaserTrailer