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The Worst Episodes of Adventure Time

Every episode of Adventure Time ranked from worst to best. Explore the Worst Episodes of Adventure Time!

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Young Finn and his shape-shifting dog buddy, Jake, go on a series of surreal adventures as they journey through the postapocalyptic Land of Ooo.

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Episode Rankings

  1. #1 Worst Episode
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    Adventure Time Season 6 Episode 37 - Water Park Prank
    4.6/10(1598 votes)

    S6:E37

    After rescuing Princess Orangutan from Daddy-sad-heads, Finn and Jake head to a post-apocalyptic water park for a day of fun.

    Director:David Ferguson
    Writer:David Ferguson

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  2. Adventure Time Season 4 Episode 4 - Dream of Love
    5.7/10(1778 votes)

    S4:E4

    Tree Trunks is courted by an oinking suitor, but much to Jake’s dismay, this interferes with her baking habits.

    Director:Unknown
    Writer:Unknown

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  3. Adventure Time Season 2 Episode 6 - Slow Love
    6.4/10(2020 votes)

    S2:E6

    Finn and Jake agree to help a snail named Snorlock find a girlfriend.

    Director:Unknown
    Writer:Unknown

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  4. Adventure Time Season 4 Episode 3 - Web Weirdos
    6.4/10(1645 votes)

    S4:E3

    When Finn gets trapped in a giant spider web, he ends up playing marriage counselor to a couple of grumpy arachnids.

    Director:Unknown
    Writer:Unknown

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  5. Adventure Time Season 6 Episode 34 - Chips & Ice Cream
    6.5/10(1290 votes)

    S6:E34

    BMO'S favorite artists find a new home in the treehouse.

    Director:Unknown
    Writer:Unknown

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  6. Adventure Time Season 3 Episode 11 - Apple Thief
    6.6/10(1705 votes)

    S3:E11

    When Tree Trunks's apples go missing, she, Finn and Jake descend into the dark side of the Candy Kingdom in order to find the thief.

    Director:Unknown
    Writer:Unknown

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  7. Adventure Time Season 5 Episode 35 - Love Games
    6.6/10(1299 votes)

    S5:E35

    Slime Princess needs a husband or else she'll lose the Slime Kingdom to her obnoxious sis. Finn steps in to save the day, but first they will need to win a series of Love Games to prove to Slime Princess's dad that they are really in love. This is definitely not what Finn signed up for!

    Director:Unknown
    Writer:Unknown

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  8. Adventure Time Season 6 Episode 9 - The Prince Who Wanted Everything
    6.6/10(1315 votes)

    S6:E9

    The beautiful and sensitive Lumpy Space Prince flees his cruel parents to start a new life.

    Director:Unknown
    Writer:Unknown

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  9. Adventure Time Season 7 Episode 18 - President Porpoise Is Missing!
    6.6/10(1118 votes)

    S7:E18

    Finn and Jake attempt to track down President Porpoise before Vice President Blowfish takes over.

    Director:Unknown
    Writer:Unknown

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  10. Adventure Time Season 10 Episode 6 - Ring of Fire
    6.6/10(1146 votes)

    S10:E6

    When an old flame comes calling on urgent business, Tree Trunks reconsiders both her wild past and her tranquil present.

    Director:Unknown
    Writer:Unknown

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  11. Adventure Time Season 4 Episode 12 - Gotcha!
    6.7/10(1561 votes)

    S4:E12

    In order to do research for her tell-all memoir about men, Lumpy Space Princess goes undercover working for Finn and Jake.

    Director:Unknown
    Writers:Rebecca Sugar, Cole Sanchez

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  12. Adventure Time Season 6 Episode 5 - Sad Face
    6.7/10(1452 votes)

    S6:E5

    Once a month, while Jake's asleep, his tail stretches out of the tree house to go work as a clown in a traveling bug circus.

    Director:Unknown
    Writer:Unknown

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  13. Adventure Time Season 9 Episode 12 - Fionna and Cake and Fionna
    6.7/10(1098 votes)

    S9:E12

    While performing a reading of 'Fiona and Cake', Ice King is confronted by a familiar figure.

    Director:Unknown
    Writer:Unknown

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  14. Adventure Time Season 1 Episode 17 - When Wedding Bells Thaw
    6.9/10(2202 votes)

    S1:E17

    The Ice King gets married but not before he convinces Finn and Jake to throw him a manlorette party.

    Director:Larry Leichliter
    Writer:Unknown

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  15. Adventure Time Season 3 Episode 22 - Paper Pete
    6.9/10(1637 votes)

    S3:E22

    Library books seek help from Finn and Jake to save them from the evil Moldari.

    Director:Unknown
    Writer:Unknown

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  16. Adventure Time Season 5 Episode 37 - Box Prince
    6.9/10(1417 votes)

    S5:E37

    Finn meets the Box Prince—a cat with a box on its back—and learns that the Box Kingdom has been taken over by an imposter. Finn must therefore help the real Box Prince reclaim the throne.

    Director:Unknown
    Writer:Unknown

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  17. Adventure Time Season 7 Episode 22 - Scamps
    6.9/10(1096 votes)

    S7:E22

    Finn takes a group of at-risk Candy Kingdom youth on a camping trip they’ll never forget.

    Director:Unknown
    Writer:Unknown

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  18. Adventure Time Season 1 Episode 6 - The Jiggler
    7.0/10(2754 votes)

    S1:E6

    A jiggly creature attracted by Finn's auto-tuned singing follows Finn and Jake home but soon feels ill effects of separation from its family.

    Director:Larry Leichliter
    Writer:Unknown

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  19. Adventure Time Season 1 Episode 21 - Donny
    7.0/10(2146 votes)

    S1:E21

    Finn and Jake try to help an obnoxious grass ogre named Donny develop better social skills, only to find out Donny's jerky behavior protects the house people from the why-wolves, which eat the house people.

    Director:Larry Leichliter
    Writer:Unknown

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  20. Adventure Time Season 3 Episode 6 - The Monster
    7.0/10(1686 votes)

    S3:E6

    The king and queen of Lumpy Space ask Finn and Jake to bring their daughter back home. At the same time, they attempt to stop a "monster" from destroying a village.

    Director:Unknown
    Writer:Unknown

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  21. Adventure Time Season 6 Episode 32 - Friends Forever
    7.0/10(1189 votes)

    S6:E32

    Ice King has a plan to form a perfect circle of confidants.

    Director:Unknown
    Writer:Unknown

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  22. Adventure Time Season 6 Episode 39 - Be Sweet
    7.0/10(1178 votes)

    S6:E39

    A fed up Lumpy Space Princess leaves the woods for a glamorous career in babysitting.

    Director:Unknown
    Writer:Unknown

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  23. Adventure Time Season 1 Episode 2 - Trouble in Lumpy Space
    7.1/10(3355 votes)

    S1:E2

    Finn must travel to Lumpy Space to find a cure that will save Jake, who was accidentally bitten by Lumpy Space Princess at a tea party.

    Director:Larry Leichliter
    Writer:Unknown

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  24. Adventure Time Season 1 Episode 20 - Freak City
    7.1/10(2231 votes)

    S1:E20

    After being transformed into a foot, Finn joins forces with a band of misfits to make things right.

    Director:Larry Leichliter
    Writer:Unknown

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  25. Adventure Time Season 4 Episode 8 - Hug Wolf
    7.1/10(1636 votes)

    S4:E8

    Finn goes through a transformation after a run-in with a hug wolf.

    Director:Unknown
    Writer:Unknown

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Worst Episodes Summary

"Water Park Prank" is the worst rated episode of "Adventure Time". It scored 4.6/10 based on 1598 votes. Directed by David Ferguson and written by David Ferguson, it aired on 5/21/2015. This episode scored 1.1 points lower than the second lowest rated, "Dream of Love".