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The Best Episodes of It's Always Sunny in Philadelphia Season 15

Every episode of It's Always Sunny in Philadelphia Season 15 ranked from best to worst. Discover the Best Episodes of It's Always Sunny in Philadelphia Season 15!

Binge this in 3h 3m•Peaking at 8.8/10

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 Fan Favorite
    It's Always Sunny in Philadelphia Season 15 Episode 1 - 2020: A Year in Review
    8.0/10(3243 votes)

    #1 - 2020: A Year in Review

    S15:E1

    The Gang looks back on 2020 to justify their numerous PPE loans. In doing so, it is revealed that they contributed to the chaos of the past political year way more than anyone could have imagined.

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

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  2. It's Always Sunny in Philadelphia Season 15 Episode 2 - The Gang Makes Lethal Weapon 7
    7.7/10(2742 votes)

    #2 - The Gang Makes Lethal Weapon 7

    S15:E2

    Upon discovering that their self-made Lethal Weapon sequels have been pulled from the local library, the Gang decides to address their political incorrectness by making another film — Lethal Weapon 7.

    Director:Pete Chatmon
    Writers:Katie McElhenney, Keyonna Taylor

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  3. It's Always Sunny in Philadelphia Season 15 Episode 3 - The Gang Buys a Roller Rink
    7.6/10(2566 votes)

    #3 - 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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  4. It's Always Sunny in Philadelphia Season 15 Episode 4 - The Gang Replaces Dee with a Monkey
    8.1/10(2399 votes)

    #4 - The Gang Replaces Dee with a Monkey

    S15:E4

    When the Gang suspects Dee is menopausal, they scramble to find a new employee for Paddy's Pub. Dee decides to put her acting career on hold in order to mentor young actors.

    Director:Todd Biermann
    Writers:Glenn Howerton, Nina Pedrad

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  5. It's Always Sunny in Philadelphia Season 15 Episode 5 - The Gang Goes to Ireland
    8.0/10(2335 votes)

    #5 - The Gang Goes to Ireland

    S15:E5

    The gang's in Dublin where Dennis ends up helping Frank with some of his business's dirty work. Mac and Charlie learn about their Irish heritage. Dee rushes to the set of an Irish soap opera, where she will play an "Obnoxious American MILF."

    Director:Megan Ganz
    Writers:Glenn Howerton, Rob Mac, Charlie Day

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  6. It's Always Sunny in Philadelphia Season 15 Episode 6 - The Gang's Still in Ireland
    8.5/10(2448 votes)

    #6 - The Gang's Still in Ireland

    S15:E6

    Dennis and Dee explore their new accommodations in the countryside. Frank accompanies Charlie to find the truth about Charlie's Irish childhood pen pal. Mac has an identity crisis and decides to join the seminary.

    Director:Megan Ganz
    Writers:Glenn Howerton, Rob Mac, Charlie Day

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    The 20 BEST Episodes of It's Always Sunny in Philadelphia

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  7. It's Always Sunny in Philadelphia Season 15 Episode 7 - Dee Sinks in a Bog
    7.9/10(2113 votes)

    #7 - Dee Sinks in a Bog

    S15:E7

    Mac spends a day at the seminary to truly understand what it takes to become a priest. Dennis and Frank plan an elaborate trap to humiliate Charlie's pen pal. Dee prepares for a date with an Irish doctor. Charlie bonds with his pen pal.

    Director:Pete Chatmon
    Writers:Rob Rosell, David Hornsby

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  8. It's Always Sunny in Philadelphia Season 15 Episode 8 - The Gang Carries a Corpse Up a Mountain
    8.8/10(2984 votes)

    #8 - The Gang Carries a Corpse Up a Mountain

    S15:E8

    The Gang attempts to ascend a mountain in order for Charlie to fulfill an old and mysterious Irish burial tradition. One by one, the Gang backs out until Charlie is left to honor the dead body alone.

    Director:Richie Keen
    Writer:Megan Ganz

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Season 15 Ratings Summary

"2020: A Year in Review" is the best rated episode of "It's Always Sunny in Philadelphia" season 15. It scored 8/10 based on 3243 votes. Directed by Todd Biermann and written by Glenn Howerton, Rob Mac, Charlie Day, it aired on 12/1/2021. This episode is rated 0.3 points higher than the second-best, "The Gang Makes Lethal Weapon 7".