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The Best Episodes Of 'It's Always Sunny In Philadelphia'

Updated November 27, 2019 13.3k votes 746 voters 9.1k views144 items

There are so many funny episodes of It's Always Sunny in Philadelphia, but which ones really stand out? Do you like "Charlie's Work" the best, or is "The Gang Gets Invincible" the funniest episode of It's Always Sunny in Philadelphia? To determine once and for all what the best episodes of It's Always Sunny in Philadelphia are, let's rank every It's Always Sunny in Philadelphia episode from best to worst.

It's Always Sunny in Philadelphia on FX stars Charlie Day, Glenn Howerton, Rob McElhenney, Kaitlin Olson, and Danny DeVito. The sitcom series follows the group friends who run Paddy's Pub in South Philadelphia. With season 13 and 14, It's Always Sunny in Philadelphia is set to tie for the longest-running live-action sitcom ever in American television (The Adventures of Ozzie and Harriet).

Vote up your favorite episodes of It's Always Sunny in Philadelphia, and vote down any bad episodes that you really didn't enjoy, despite how much you love the series as a whole. It can be painful to put one It's Always Sunny episode over the other when there are so many good ones, which is why you can vote on however many episodes you like. It doesn't matter if you're a believer of the D.E.N.N.I.S System, or worship at the alter of Pepe Silvia - just vote up your favorite episodes and don't be a jabroni.

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  • 1
    338
    88

    The Nightman Cometh

    November 20, 2008

    SeriesIt's Always Sunny in Philadelphia

    Season 4, Episode 13

    Charlie, with the help of the rest of the gang, stages a rock opera based on his song "Nightman."

  • 2
    280
    86

    Charlie Work

    February 4, 2015

    Season 10, Episode 4

    When a surprise health inspection falls on the same day as one of the gang's less hygienic schemes, Charlie tries to keep the gang working together to make sure Paddy's makes the grade.

  • 3
    258
    78

    Dennis And Dee Go On Welfare

    July 6, 2006

    SeriesIt's Always Sunny in Philadelphia

    Season 2, Episode 3

    Dennis and Dee get out of the bar business.

    After quitting their job due to Frank's continuing interference, Dennis and Dee decide to seek alternative income by going on welfare. Meanwhile, Mac and Charlie must now bear the consequences of their friends’ departures from the business.

  • 4
    253
    76

    The D.E.N.N.I.S. System

    November 19, 2009

    SeriesIt's Always Sunny in Philadelphia

    Season 5, Episode 10

    Dennis reveals his full proof system for seducing any woman to the rest of the gang, but none of them can seem to grasp it.

  • 5
    225
    63

    Chardee MacDennis: The Game Of Games

    October 27, 2011

    SeriesIt's Always Sunny in Philadelphia

    Season 7, Episode 7

    What's The Gang to do on a rainy day but play the most twisted (and self-made) board game ever. Dee and Dennis square off against Mac, Charlie and Frank in this battle of wits, wild cards and wine.

  • 6
    229
    72

    Season 12, Episode 2

    The gang takes a trip to a local waterpark, ripe with personal agendas and ulterior motives.

  • 7
    209
    63

    The Gang Solves The Gas Crisis

    September 18, 2008

    SeriesIt's Always Sunny in Philadelphia

    Season 4, Episode 2

    Mac, Dennis, and Charlie take advantage of rising gas prices by investing in barrels of gasoline and selling them door to door. Dee and Frank decide to expose Bruce Mathis as a terrorist leader when they find out that he plans to give their money to a Muslim community center.

  • 8
    175
    46

    The Gang Tries Desperately To Win An Award

    September 18, 2013

    SeriesIt's Always Sunny in Philadelphia

    Season 9, Episode 3

    Tired of failing to be recognized for their years of service in the bar industry, the gang changes their ways to give the patrons what they think they want.

  • 9

    Season 3, Episode 9

    Dee may finally find true love when she dates a famous local rapper, who may or may not be mentally retarded. Inspired by the success of Dee’s mentally challenged boyfriend, Mac, Dennis, Charlie, and Frank decide to start their own band.

  • 10
    156
    36

    The Gang Dines Out

    December 13, 2012

    SeriesIt's Always Sunny in Philadelphia

    Season 8, Episode 9

    Every member of The Gang has something to celebrate at Guigino's, Philly's finest eatery.

  • 11

    Season 11, Episode 5

    Mac and Dennis move to the suburbs for the cheap rent and open spaces but learn they may be meant for city life.

  • 12
    166
    46

    The Gang Goes To The Jersey Shore

    September 22, 2011

    SeriesIt's Always Sunny in Philadelphia

    Season 7, Episode 2

    Dee and Dennis take the gang to their favorite childhood vacation spot where things aren't quite how they remember. While Dee and Dennis see the seedy side of the Jersey Shore, Mac, Frank and Charlie have the nights of their lives.

  • 13
    160
    46

    Reynolds Vs. Reynolds: The Cereal Defense

    December 20, 2012

    SeriesIt's Always Sunny in Philadelphia

    Season 8, Episode 10

    Court is in session at Paddy's Pub as Frank and Dennis present their cases to the rest of the gang, resulting in a verdict that will change their lives FOREVER...but not really.

  • 14
    141
    35

    The Gang Gets Analyzed

    November 8, 2012

    SeriesIt's Always Sunny in Philadelphia

    Season 8, Episode 5

    The Gang gets Freudian as they step into the therapist's office to work through their mountain of issues.

  • 15
    172
    54

    Paddy's Pub: Home Of The Original Kitten Mittens

    November 5, 2009

    SeriesIt's Always Sunny in Philadelphia

    Season 5, Episode 8

    When a merchandising convention comes to town, the gang tries to develop marketable products in an attempt to build the Paddy's brand.

  • 16
    192
    68

    The Gang Buys A Boat

    September 30, 2010

    SeriesIt's Always Sunny in Philadelphia

    Season 6, Episode 3

    The gang attempts to open themselves up to the adventures of the sea after they purchase their 'new' boat.

  • 17
    143
    40

    Season 9, Episode 7

    When a severe flu outbreak sweeps Philadelphia the gang voluntarily quarantine themselves inside of Paddy's.

  • 18
    156
    50

    The Gang Gets Invincible

    September 13, 2007

    SeriesIt's Always Sunny in Philadelphia

    Season 3, Episode 2

    When the Philadelphia Eagles hold open try-outs a la the movie 'Invincible,' Mac, Dennis, and Dee use the event for their own personal competition, while Frank and Charlie tailgate the try-outs and have an altercation with the McPoyles.

  • 19
    121
    28

    SeriesIt's Always Sunny in Philadelphia

    Season 4, Episode 5

    After Mac's father is released from prison, Mac and Charlie stage their own deaths to save their lives. Frank, Dee, and Dennis find unique ways of dealing with the loss.

  • 20
    119
    30

    Thunder Gun Express

    December 1, 2011

    SeriesIt's Always Sunny in Philadelphia

    Season 7, Episode 11

    The gang will do whatever it takes to see the hottest action movie of the summer, "Thunder Gun Express," before it leaves the theaters.

  • 21
    105
    22

    The Gang Wrestles for the Troops

    October 29, 2009

    SeriesIt's Always Sunny in Philadelphia

    Season 5, Episode 7

    There's nothing more American than wrestling.

  • 22
    121
    33

    Who Got Dee Pregnant

    October 28, 2010

    SeriesIt's Always Sunny in Philadelphia

    Season 6, Episode 7

    The gang gets a real 'scare' after Dee reveals she's pregnant, forcing the guys to recall their last hazy Halloween Party to determine if one of them might be the father.

  • 23
    151
    55

    The Gang Beats Boggs

    January 14, 2015

    Season 10, Episode 1

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

  • 24
    143
    50

    The Gang Gives Frank An Intervention

    October 8, 2009

    SeriesIt's Always Sunny in Philadelphia

    Season 5, Episode 4

    When Frank's reckless lifestyle becomes an inconvenience for the gang, they call for an intervention.

  • 25
    94
    20

    Mac and Charlie: White Trash

    October 14, 2010

    SeriesIt's Always Sunny in Philadelphia

    Season 6, Episode 5

    After getting denied from the local pool club, Mac and Charlie aim to fix up an abandoned pool in order to beat the heat wave. Meanwhile, Dennis and Dee try to beat the heat in a more 'dignified' and 'upper-class' way.