Season 1
Episodes
S1 · E1 · 5 Apr 2010 · 11 min
Slumber Party Panic
Finn and Princess Bubblegum must protect the Candy Kingdom from a horde of candy zombies they accidentally created.
S1 · E2 · 5 Apr 2010 · 11 min
Trouble in Lumpy Space
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.
S1 · E3 · 12 Apr 2010 · 11 min
Prisoners of Love
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.
S1 · E4 · 12 Apr 2010 · 11 min
Tree Trunks
Finn and Jake join Tree Trunks in search for the rare Crystal Gem Apple, but question whether Tree Trunks has what it takes to adventure.
S1 · E5 · 19 Apr 2010 · 11 min
The Enchiridion!
Finn and Jake go on a quest for a magical book that would prove them worthy of being righteous heroes.
S1 · E6 · 19 Apr 2010 · 11 min
The Jiggler
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.
S1 · E7 · 26 Apr 2010 · 11 min
Ricardio the Heart Guy
When a Heart Guy named Ricardio comes to Candy Kingdom, Finn gets really jealous and finds a way to get him out of the Land of Ooo.
S1 · E8 · 26 Apr 2010 · 11 min
Business Time
When Finn and Jake discover a group of businessmen frozen in an iceberg, the duo thaws them and hires them to help with their adventures.
S1 · E9 · 3 May 2010 · 11 min
My Two Favorite People
Jake's plan to spend time with both Lady Rainicorn and Finn backfires.
S1 · E10 · 3 May 2010 · 11 min
Memories of Boom Boom Mountain
Finn reflects on an upsetting experience in his past and pledges to help everyone in town, but this proves more difficult than imagined.
S1 · E11 · 10 May 2010 · 11 min
Wizard
Finn and Jake temporarily get magic powers from an evil wizard, but are tricked into helping stop a comet.
S1 · E12 · 17 May 2010 · 11 min
Evicted!
Finn and Jake search the land of Ooo for a new home after Marceline claims the duo's treehouse as her own.
S1 · E13 · 24 May 2010 · 11 min
City of Thieves
Finn and Jake go off to face a thief king who has been stealing from little girls.
S1 · E14 · 7 Jun 2010 · 11 min
The Witch's Garden
Finn and Jake consider breaking up after a witch strips Jake of his powers.
S1 · E15 · 14 Jun 2010 · 11 min
What Is Life?
Finn brings a pie-throwing robot to life, but the machine begins to long for a more fulfilling existence.
S1 · E16 · 21 Jun 2010 · 11 min
Ocean of Fear
Finn struggles to overcome his fear of the ocean.
S1 · E17 · 28 Jun 2010 · 11 min
When Wedding Bells Thaw
The Ice King gets married but not before he convinces Finn and Jake to throw him a manlorette party.
S1 · E18 · 12 Jul 2010 · 11 min
Dungeon
Finn's headstrong decision to explore a dungeon in defiance of Jake's warnings leads to a dangerous escapade.
S1 · E19 · 19 Jul 2010 · 11 min
The Duke
Finn must tell the truth when he accidentally turns Princess Bubblegum bald and green and blames the Duke of Nuts.
S1 · E20 · 26 Jul 2010 · 11 min
Freak City
After being transformed into a foot, Finn joins forces with a band of misfits to make things right.
S1 · E21 · 9 Aug 2010 · 11 min
Donny
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.
S1 · E22 · 23 Aug 2010 · 11 min
Henchman
After seeing Marceline the vampire queen torment an elderly henchman, Finn steps in to be her new henchman, doing whatever he is told to do.
S1 · E23 · 6 Sept 2010 · 11 min
Rainy Day Daydream
Stuck inside the treehouse due to a knife storm, Finn and Jake use their imagination to pass the time.
S1 · E24 · 13 Sept 2010 · 11 min
What Have You Done?
Finn and Jake capture the Ice King as their prisoner, but feel guilty when unable to explain the wrongs he committed.
S1 · E25 · 20 Sept 2010 · 11 min
His Hero
The great warrior Billy inspires Finn and Jake to practice nonviolence, but the duo finds it difficult to resist old ways.
S1 · E26 · 27 Sept 2010 · 11 min
Gut Grinder
When the Fluffy People's gold has been devoured by a culprit only known as "The Gut Grinder", Finn and Jake team up to find him with his tracks.
Data and images from TMDB.