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Episode guide

Essential It's Always Sunny in Philadelphia Episodes

FX, 2005 to present

Our 6 character guides for It's Always Sunny in Philadelphia point to 30 key episodes across 14 seasons. Of those, 5 turn up in two or more guides, so they come first, followed by every episode in air order.

Season and episode numbers follow the original broadcast order.

The essentials(5)

Episodes that matter to more than one character, the most shared first.

  1. Season 12, Episode 10

    "Dennis' Double Life"

    In 3 guides
    • Charlie Kelly: Charlie finally sleeps with the Waitress after twelve seasons of pursuit.
    • Dennis Reynolds: Dennis learns he has a son in North Dakota and leaves Paddy's to help raise him.
    • The Waitress: After years of pursuit, Charlie and the Waitress finally sleep together.

  2. Season 1, Episode 1

    "The Gang Gets Racist"

    In 2 guides
    • Dennis Reynolds: Dennis and Dee turn Paddy's into a hit gay bar in the show's first episode.
    • The Waitress: The Waitress overhears Charlie say something terrible, the first of many bad impressions.

  3. Season 2, Episode 1

    "Charlie Gets Crippled"

    In 2 guides
    • Charlie Kelly: Charlie is run over by Dennis, rides the wheelchair for sympathy, and gets a new roommate when Frank moves in.
    • Frank Reynolds: Frank shows up, leaves his wife and his old life, and moves in with Charlie.

  4. Season 2, Episode 10

    "Dennis and Dee Get a New Dad"

    In 2 guides
    • Dee Reynolds: Dee and Dennis meet Bruce Mathis, the man their mother says is their real father.
    • Frank Reynolds: Frank learns the twins are not biologically his, kicking off his feud with Bruce Mathis.

  5. Season 4, Episode 13

    "The Nightman Cometh"

    In 2 guides
    • Charlie Kelly: Charlie stages his own rock musical as a giant marriage proposal to the Waitress.
    • The Waitress: Charlie stages a musical to propose to her, and she turns him down.

Every key episode by season(30)

Season 1(2 episodes)

  1. Season 1, Episode 1

    "The Gang Gets Racist"

    An essential, in the guides for Dennis Reynolds and The Waitress. Read the notes

  2. Season 1, Episode 4

    "Charlie Has Cancer"

    • The Waitress: Charlie's fake cancer scheme backfires when the Waitress sleeps with Dennis instead.

Season 2(2 episodes)

  1. Season 2, Episode 1

    "Charlie Gets Crippled"

    An essential, in the guides for Charlie Kelly and Frank Reynolds. Read the notes

  2. Season 2, Episode 10

    "Dennis and Dee Get a New Dad"

    An essential, in the guides for Dee Reynolds and Frank Reynolds. Read the notes

Season 3(1 episode)

  1. Season 3, Episode 10

    "Mac Is a Serial Killer"

    • Mac: The gang suspects Mac of murder while he is secretly seeing Carmen again.

Season 4(2 episodes)

  1. Season 4, Episode 4

    "Mac's Banging the Waitress"

    • The Waitress: Charlie learns the Waitress has a new boyfriend, and it turns out to be Mac.

  2. Season 4, Episode 13

    "The Nightman Cometh"

    An essential, in the guides for Charlie Kelly and The Waitress. Read the notes

Season 5(3 episodes)

  1. Season 5, Episode 4

    "The Gang Gives Frank an Intervention"

    • Frank Reynolds: Dee, Dennis, and Charlie stage an intervention over Frank's drinking, and it collapses into a roast and a string of counter-interventions.

  2. Season 5, Episode 5

    "The Waitress Is Getting Married"

    • The Waitress: Dee tries to sabotage the Waitress's engagement to a man they both dated in high school.

  3. Season 5, Episode 10

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

    • Dennis Reynolds: Dennis reveals his supposedly foolproof seduction system to the Gang.

Season 6(4 episodes)

  1. Season 6, Episode 1

    "Mac Fights Gay Marriage"

    • Dennis Reynolds: Dennis marries his high school crush, Maureen Ponderosa, to the horror of the Gang.

  2. Season 6, Episode 3

    "The Gang Buys a Boat"

    • Dennis Reynolds: The Gang buys a boat, and Dennis's explanation of "the implication" becomes one of his most infamous scenes.

  3. Season 6, Episode 7

    "Who Got Dee Pregnant?"

    • Dee Reynolds: Dee tells the guys one of them is the father, and they try to piece together a hazy Halloween party.

  4. Season 6, Episode 12

    "Dee Gives Birth"

    • Dee Reynolds: Dee goes into labor, the guys hunt for the father, and she reveals she was a surrogate for Carmen and Nick.

Season 7(3 episodes)

  1. Season 7, Episode 1

    "Frank's Pretty Woman"

    • Frank Reynolds: Frank decides to marry Roxy, a woman from his seedy nightlife, and Dee tries to clean her up.

  2. Season 7, Episode 10

    "How Mac Got Fat"

    • Mac: Mac explains to a priest why his dramatic weight gain is really the gang's fault.

  3. Season 7, Episode 12

    "The High School Reunion"

    • Mac: Mac's full name, Ronald McDonald, is finally revealed.

Season 9(3 episodes)

  1. Season 9, Episode 1

    "The Gang Broke Dee"

    • Dee Reynolds: A depressed Dee becomes a stand-up sensation by insulting herself on stage.

  2. Season 9, Episode 5

    "Mac Day"

    • Mac: Mac gets a day to run the gang's lives, but they prefer his cousin Country Mac.

  3. Season 9, Episode 8

    "Flowers for Charlie"

    • Charlie Kelly: An experimental treatment seems to turn Charlie into a genius, and the rest of the gang discovers how much Charlie work keeps the bar running.

Season 10(1 episode)

  1. Season 10, Episode 4

    "Charlie Work"

    • Charlie Kelly: Charlie juggles the gang's latest scam and a dozen disasters to get Paddy's through its health inspection.

Season 11(2 episodes)

  1. Season 11, Episode 2

    "Frank Falls Out the Window"

    • Frank Reynolds: A head injury convinces Frank it is 2006, and the gang tries to use it to fix old mistakes.

  2. Season 11, Episode 6

    "Being Frank"

    • Frank Reynolds: An entire episode shot from Frank's point of view as he chases a scheme across the city.

Season 12(3 episodes)

  1. Season 12, Episode 5

    "Making Dennis Reynolds a Murderer"

    • Dennis Reynolds: A true crime parody casts Dennis as the prime suspect when his ex-wife Maureen turns up dead.

  2. Season 12, Episode 6

    "Hero or Hate Crime?"

    • Mac: An argument over a lottery ticket ends with Mac coming out for good.

  3. Season 12, Episode 10

    "Dennis' Double Life"

    An essential, in the guides for Charlie Kelly, Dennis Reynolds, and The Waitress. Read the notes

Season 13(1 episode)

  1. Season 13, Episode 10

    "Mac Finds His Pride"

    • Mac: Mac tells his father who he is through a long interpretive dance.

Season 14(1 episode)

  1. Season 14, Episode 3

    "Dee Day"

    • Dee Reynolds: Dee claims her own day and forces the guys to do whatever she wants.

Season 15(2 episodes)

  1. Season 15, Episode 6

    "The Gang's Still in Ireland"

    • Charlie Kelly: Charlie tracks down his Irish pen pal and learns the man is his real father.

  2. Season 15, Episode 7

    "Dee Sinks in a Bog"

    • Dee Reynolds: On the gang's trip to Ireland, Dee gets stuck in a bog before a date.

Seen them all? Test yourself with the It's Always Sunny in Philadelphia trivia quiz, or meet the It's Always Sunny in Philadelphia characters.

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