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The Worst Episodes of It's Always Sunny in Philadelphia

Every episode of It's Always Sunny in Philadelphia ranked from worst to best. Explore the Worst Episodes of It's Always Sunny in Philadelphia!

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Four egocentric friends run a neighborhood Irish pub in Philadelphia and try to find their way through the adult world of work and relationships. Unfortunately, their warped views and precarious judgments often lead them to

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Episode Rankings

  1. #1 Worst Episode
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    It's Always Sunny in Philadelphia Season 18 Episode 8 - Mac and Dennis Tear Their ACLs
    6.0/10(3 votes)

    #1 - Mac and Dennis Tear Their ACLs

    S18:E8

    After 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.

    Director:Heath Cullens
    Writer:David Hornsby

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  2. It's Always Sunny in Philadelphia Season 13 Episode 3 - The Gang Beats Boggs: Ladies Reboot
    6.6/10(4680 votes)

    #2 - The Gang Beats Boggs: Ladies Reboot

    S13:E3

    To one-up the guys, Dee has organized an "all-female reboot" of the Wade Boggs challenge on a first-of-its-kind, all-female flight headed to L.A. for the women's march.

    Director:Kat Coiro
    Writers:Dannah Feinglass Phirman, Danielle Schneider

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  3. It's Always Sunny in Philadelphia Season 18 Episode 7 - Gilligan's Island: A Conspiracy Theorist's Paradise
    6.7/10(571 votes)

    #3 - Gilligan's Island: A Conspiracy Theorist's Paradise

    S18:E7

    Mac and Charlie drink the proverbial Kool-Aid while trying to uncover the mystery of why 'Gilligan's Island' never made it to 100 episodes.

    Director:Heath Cullens
    Writers:David Hornsby, Biniam Bizuneh

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  4. It's Always Sunny in Philadelphia Season 13 Episode 8 - Charlie's Home Alone
    6.8/10(3597 votes)

    #4 - Charlie's Home Alone

    S13:E8

    It's the weekend of Super Bowl LII from Charlie's perspective. While Charlie searches the back office, Cricket steals the suit leaving Charlie home alone to defend himself.

    Director:Kat Coiro
    Writers:Adam Weinstock, Andy Jones

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  5. It's Always Sunny in Philadelphia Season 7 Episode 5 - Frank's Brother
    6.9/10(3919 votes)

    #5 - Frank's Brother

    S7:E5

    When Frank's long lost brother Gino shows up at the bar, the two of them tell the gang about the jazz club they ran in the 1960s and 70s, and how they fell out over Shadynasty, a singer who was the love of both of their lives.

    Director:Matt Shakman
    Writer:David Hornsby

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  6. It's Always Sunny in Philadelphia Season 17 Episode 1 - The Gang F***s Up Abbott Elementary
    6.9/10(2895 votes)

    #6 - The Gang F***s Up Abbott Elementary

    S17:E1

    Months after the Gang visited, Abbott's Principal Ava walks viewers through some of the unseen footage of the Gang's volunteerism and reveals their true intentions.

    Director:Todd Biermann
    Writers:Rob Mac, Charlie Day, Keyonna Taylor

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  7. It's Always Sunny in Philadelphia Season 13 Episode 9 - The Gang Wins the Big Game
    7.1/10(3246 votes)

    #7 - The Gang Wins the Big Game

    S13:E9

    It’s the most important weekend of their lives and Frank has treated the gang and a crew of their ragtag hangers-on with tickets to see the Eagles in the Super Bowl!

    Director:Kat Coiro
    Writer:Conor Galvin

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  8. It's Always Sunny in Philadelphia Season 12 Episode 9 - A Cricket's Tale
    7.3/10(3259 votes)

    #8 - A Cricket's Tale

    S12:E9

    We get to see a typical day in Cricket's world and then a possible redemption when his family intervenes. Will Cricket finally move on from the gang, finding love in the process? Will Cricket go from filthy beast to his former self, Matthew Mara?

    Director:Jamie Babbit
    Writers:David Hornsby, Scott Marder

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  9. It's Always Sunny in Philadelphia Season 18 Episode 4 - 2026: A Virtual Insanity
    7.4/10(926 votes)

    #9 - 2026: A Virtual Insanity

    S18:E4

    The 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.

    Director:Heath Cullens
    Writers:Rob Rosell, Vanessa McGee

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  10. It's Always Sunny in Philadelphia Season 10 Episode 3 - Psycho Pete Returns
    7.5/10(3275 votes)

    #10 - Psycho Pete Returns

    S10:E3

    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 and Mac attempt to restore him to his former hard-partying form.

    Director:Todd Biermann
    Writers:Glenn Howerton, Rob Mac, Charlie Day

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  11. It's Always Sunny in Philadelphia Season 10 Episode 10 - Ass Kickers United: Mac and Charlie Join a Cult
    7.5/10(3092 votes)

    #11 - Ass Kickers United: Mac and Charlie Join a Cult

    S10:E10

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

    Director:Heath Cullens
    Writer:Scott Marder

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  12. It's Always Sunny in Philadelphia Season 13 Episode 1 - The Gang Makes Paddy's Great Again
    7.5/10(3879 votes)

    #12 - The Gang Makes Paddy's Great Again

    S13:E1

    Meet Cindy, the new, ethnically diverse female member of the gang who can successfully pull off scams. Everything is working until Mac introduces a new member: a life-like sex doll that looks exactly like Dennis.

    Director:Todd Biermann
    Writer:David Hornsby

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  13. It's Always Sunny in Philadelphia Season 13 Episode 7 - The Gang Does a Clip Show
    7.5/10(3563 votes)

    #13 - The Gang Does a Clip Show

    S13:E7

    With nothing to do while their phones update to the latest software, the gang decides to reminisce on old times. As everyone misremembers events from their past, the gang's current reality becomes altered.

    Director:Todd Biermann
    Writers:Dannah Feinglass Phirman, Danielle Schneider

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  14. It's Always Sunny in Philadelphia Season 16 Episode 3 - The Gang Gets Cursed
    7.5/10(2400 votes)

    #14 - The Gang Gets Cursed

    S16:E3

    The Gang’s going to be on Bar Rescue but a series of bad omens leads them to believe they are all cursed. They set off to undo the curses and make amends to those they’ve wronged, while Mac, who’s on a run of good luck, meets Chase Utley and invites him for a catch.

    Director:Richie Keen
    Writer:David Hornsby

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  15. It's Always Sunny in Philadelphia Season 17 Episode 4 - Thought Leadership: A Corporate Conversation
    7.5/10(2009 votes)

    #15 - Thought Leadership: A Corporate Conversation

    S17:E4

    Desperate to stave off a public relations nightmare, the Gang embraces their newfound corporate professionalism to strategically scapegoat one Paddy's employee to fall on the proverbial sword.

    Director:Zachary Knighton
    Writers:Rob Mac, Charlie Day

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  16. It's Always Sunny in Philadelphia Season 17 Episode 6 - Overage Drinking: A National Concern
    7.5/10(1863 votes)

    #16 - Overage Drinking: A National Concern

    S17:E6

    When Tammy and Trey, now in their 40s, show up to remove their teenage son from Paddy's, Dennis and Dee attempt to reconnect with their former prom dates. Frank's sudden disappearance sends Mac and Charlie on a mission to track down his whereabouts.

    Director:Ashly Burch
    Writers:Rob Mac, Charlie Day

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  17. It's Always Sunny in Philadelphia Season 4 Episode 11 - The Gang Cracks the Liberty Bell
    7.6/10(4081 votes)

    #17 - The Gang Cracks the Liberty Bell

    S4:E11

    The gang fudge history by claiming that Paddy's Pub was responsible for cracking the Liberty Bell in an attempt to turn their dive into a Philadelphia landmark.

    Director:Matt Shakman
    Writers:Glenn Howerton, Rob Mac, David Hornsby

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  18. It's Always Sunny in Philadelphia Season 6 Episode 2 - Dennis Gets Divorced
    7.6/10(3339 votes)

    #18 - Dennis Gets Divorced

    S6:E2

    Marital bliss turns into business, as the gang experiences the emotional and economic hardships of divorce.

    Director:Randall Einhorn
    Writers:Dave Chernin, John Chernin

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  19. It's Always Sunny in Philadelphia Season 6 Episode 6 - Mac's Mom Burns Her House Down
    7.6/10(3227 votes)

    #19 - Mac's Mom Burns Her House Down

    S6:E6

    Mac's mother is left homeless after she burns down her house, which leaves Charlie and Mac with no choice but to make new living arrangements; when Dee feels under the weather, Frank tries to muster his paternal instincts to care for her.

    Director:Matt Shakman
    Writers:Rob Rosell, Scott Marder

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  20. It's Always Sunny in Philadelphia Season 11 Episode 4 - Dee Made a Smut Film
    7.6/10(3222 votes)

    #20 - Dee Made a Smut Film

    S11:E4

    Dennis and Dee film an adaptation of Dennis' erotic memoirs while Frank and Mac try to pass off Charlie as a gifted artist for financial gain.

    Director:Todd Biermann
    Writer:Eric Ledgin

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  21. It's Always Sunny in Philadelphia Season 14 Episode 10 - Waiting for Big Mo
    7.6/10(2735 votes)

    #21 - Waiting for Big Mo

    S14:E10

    In this spoof of Waiting for Godot, Dennis and Charlie stand guard at their laser tag base waiting to ambush their enemy, Big Mo, but Dennis has doubts about why they play laser tag and whether or not the victory is worth it.

    Director:Pete Chatmon
    Writer:David Hornsby

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  22. It's Always Sunny in Philadelphia Season 15 Episode 3 - The Gang Buys a Roller Rink
    7.6/10(2797 votes)

    #22 - The Gang Buys a Roller Rink

    S15:E3

    In the past, an innocent Dennis learns the horrifying details of Frank's business, a truly sweet Dee is excited to head off for Hollywood, while Charlie and Mac's jobs at the roller rink are in jeopardy.

    Director:Richie Keen
    Writers:Rob Rosell, David Hornsby

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  23. It's Always Sunny in Philadelphia Season 6 Episode 8 - The Gang Gets a New Member
    7.7/10(3289 votes)

    #23 - The Gang Gets a New Member

    S6:E8

    A blast from the past prompts the guys to expand membership, and Dee to re-consider her future.

    Director:Matt Shakman
    Writer:David Hornsby

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  24. It's Always Sunny in Philadelphia Season 7 Episode 10 - How Mac Got Fat
    7.7/10(3328 votes)

    #24 - How Mac Got Fat

    S7:E10

    Step inside the confession booth with Mac as he tells a befuddled priest why his fatness is the fault of the other members of The Gang.

    Directors:Matt Shakman, Randall Einhorn
    Writers:Mehar Sethi, Scott Marder

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  25. It's Always Sunny in Philadelphia Season 8 Episode 6 - Charlie's Mom Has Cancer
    7.7/10(3225 votes)

    #25 - Charlie's Mom Has Cancer

    S8:E6

    Mac, Charlie and Dee struggle with their faith as Charlie's mom fights cancer. Meanwhile, Frank loses his memory amidst a search for buried treasure.

    Director:Richie Keen
    Writers:Rob Rosell, Scott Marder

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Worst Episodes Summary

"Mac and Dennis Tear Their ACLs" is the worst rated episode of "It's Always Sunny in Philadelphia". It scored 6/10 based on 3 votes. Directed by Heath Cullens and written by David Hornsby, it aired on 9/28/2026. This episode scored 0.6 points lower than the second lowest rated, "The Gang Beats Boggs: Ladies Reboot".