Adventure Time is an 11-minute animated series created by Pendleton Ward for Cartoon Network. Since its first airing in 2010, it has become a cult phenomenon, proving one of Cartoon Network's biggest successes in ratings and reviews.
The series takes place in the post-apocalyptic Land of Ooo, where young Finn, the only human being in the land, and his shape-shifting dog named Jake go on adventures whenever they need to or feel like it, meeting friends and enemies along the way like candy princess Bubblegum, vampire queen Marceline and the misguided Ice King.
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This article contains details of the ending and/or a surprise plot element.
Business Time (S01E08)
While the Business Men work for them, Finn and Jake get fatter with ice cream as they play video games on BMO. They play with their bellies until they find out that the Business Men are capturing the Fluffy People. After Finn decides to re-hire the Business Men and reform them, Jake shape-shifts back to normal. Finn tries the same, but fails.
The Pods (S02E13)
Jake stuffs himself with ice cream on two different occasions. In another scene, Finn uses the piglets' ice cream allergy against them, which makes them explode.
Ghost Princess (S03E24)
A flashback shows that Clarence died by eating so much soft cheese that he exploded.
Play Date (S05E40)
Ice King looks less skinny than usual when he agrees to leave Finn and Jake alone.
Earl of Lemongrab
He had gained a massive amount of weight (and tyranny) in Too Old (S0531), continuing until his defeat in Lemonhope (S05E50-51).
Food Chain (S06E07)
While they have been transformed into birds by Magic Man, Finn and Jake become very full from eating caterpillars. This makes Finn unable to fly properly when a larger bird attacks.
Joshua & Margaret Investigations (S06E16)
Jake stuffs his belly with birthday cake, making him resemble his mother during her pregnancy, as shown in the flashback.
The Visitor (S06E27)
The villagers Finn meets like to eat corn, so they spend the night with Finn and Martin, who has given them plenty to eat. However, Finn wakes up to see Martin's Spaceship close to exploding, while all the villagers have become fat overnight.
Adventure Time: Banana Guard Academy (Issue #6)
The group comes across a field of turnips and eats nearly all of them.