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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!

Unlikely heroes Finn and Jake are buddies who traverse the mystical Land of Ooo. The best of friends, our heroes always find themselves in the...
Genres:AnimationComedySci-Fi & Fantasy

Worst Episodes Summary

"Water Park Prank" is the worst rated episode of "Adventure Time". It scored 4.9/10 based on 1853 votes. Directed by David Ferguson and written by David Ferguson, it aired on 5/21/2015. This episode scored 1.0 points lower than the second lowest rated, "Dream of Love".

  • Water Park Prank
    4.9/101,853 votes
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    #1 - Water Park Prank

    Season 6 Episode 37 - Aired 5/21/2015

    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

  • Dream of Love
    5.9/101,921 votes
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    #2 - Dream of Love

    Season 4 Episode 4 - Aired 4/23/2012

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

    Director: N/A

    Writer: N/A

  • Web Weirdos
    6.5/101,827 votes
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    #3 - Web Weirdos

    Season 4 Episode 3 - Aired 4/16/2012

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

    Director: N/A

    Writer: N/A

  • Slow Love
    6.6/102,065 votes
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    #4 - Slow Love

    Season 2 Episode 6 - Aired 11/15/2010

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

    Director: N/A

    Writer: N/A

  • Apple Thief
    6.7/101,849 votes
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    #5 - Apple Thief

    Season 3 Episode 11 - Aired 10/3/2011

    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: N/A

    Writer: N/A

  • Love Games
    6.7/101,599 votes
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    #6 - Love Games

    Season 5 Episode 35 - Aired 9/23/2013

    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: N/A

    Writer: N/A

  • Chips & Ice Cream
    6.7/101,573 votes
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    #7 - Chips & Ice Cream

    Season 6 Episode 34 - Aired 4/30/2015

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

    Director: N/A

    Writer: N/A

  • President Porpoise Is Missing!
    6.7/101,426 votes
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    #8 - President Porpoise Is Missing!

    Season 7 Episode 18 - Aired 1/12/2016

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

    Director: N/A

    Writer: N/A

  • Ring of Fire
    6.7/101,414 votes
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    #9 - Ring of Fire

    Season 10 Episode 6 - Aired 12/17/2017

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

    Director: N/A

    Writer: N/A

  • Gotcha!
    6.8/101,746 votes
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    #10 - Gotcha!

    Season 4 Episode 12 - Aired 6/18/2012

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

    Director: N/A

    Writer: Rebecca Sugar, Cole Sanchez

  • Sad Face
    6.8/101,701 votes
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    #11 - Sad Face

    Season 6 Episode 5 - Aired 5/12/2014

    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: N/A

    Writer: N/A

  • The Prince Who Wanted Everything
    6.8/101,600 votes
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    #12 - The Prince Who Wanted Everything

    Season 6 Episode 9 - Aired 6/26/2014

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

    Director: N/A

    Writer: N/A

  • Fionna and Cake and Fionna
    6.8/101,392 votes
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    #13 - Fionna and Cake and Fionna

    Season 9 Episode 12 - Aired 7/19/2017

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

    Director: N/A

    Writer: N/A

  • The Jiggler
    7.0/102,567 votes
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    #14 - The Jiggler

    Season 1 Episode 6 - Aired 4/19/2010

    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: N/A

    Writer: N/A

  • When Wedding Bells Thaw
    7.0/102,177 votes
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    #15 - When Wedding Bells Thaw

    Season 1 Episode 17 - Aired 6/28/2010

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

    Director: N/A

    Writer: N/A

  • Paper Pete
    7.0/101,774 votes
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    #16 - Paper Pete

    Season 3 Episode 22 - Aired 1/16/2012

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

    Director: N/A

    Writer: N/A

  • Box Prince
    7.0/101,681 votes
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    #17 - Box Prince

    Season 5 Episode 37 - Aired 10/7/2013

    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: N/A

    Writer: N/A

  • Lemonhope (2)
    7.0/109 votes
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    #18 - Lemonhope (2)

    Season 5 Episode 51 - Aired 3/10/2014

    Though Lemonhope finds refuge from the desert with monster hunter Phlannel Boxingday, he might not be able to escape the ghosts of his past.

    Director: N/A

    Writer: N/A

  • Scamps
    7.0/101,408 votes
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    #19 - Scamps

    Season 7 Episode 22 - Aired 1/21/2016

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

    Director: N/A

    Writer: N/A

  • Trouble in Lumpy Space
    7.1/103,016 votes
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    #20 - Trouble in Lumpy Space

    Season 1 Episode 2 - Aired 4/5/2010

    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: N/A

    Writer: N/A

  • Donny
    7.1/102,115 votes
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    #21 - Donny

    Season 1 Episode 21 - Aired 8/9/2010

    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: N/A

    Writer: N/A

  • The Monster
    7.1/101,844 votes
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    #22 - The Monster

    Season 3 Episode 6 - Aired 8/15/2011

    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: N/A

    Writer: N/A

  • Friends Forever
    7.1/101,483 votes
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    #23 - Friends Forever

    Season 6 Episode 32 - Aired 4/16/2015

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

    Director: N/A

    Writer: N/A

  • Be Sweet
    7.1/101,470 votes
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    #24 - Be Sweet

    Season 6 Episode 39 - Aired 6/2/2015

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

    Director: N/A

    Writer: N/A

  • Prisoners of Love
    7.2/102,803 votes
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    #25 - Prisoners of Love

    Season 1 Episode 3 - Aired 4/12/2010

    When the Ice King kidnaps a number of princesses he sees as potential brides, Finn and Jake team with the prisoners to set everybody free.

    Director: N/A

    Writer: N/A