Princess Bubblegum subjects Flame Princess to a series of tests to gauge FP's fiery tendencies. But when there's an emergency at the treehouse, and PB leaves Cinnamon Bun to watch Flame Princess, her experiment might literally backfire in her face.Watch Now:Amazon
Finn practices his sword fighting skills at the candy junkyard, where he meets an old gumball robot named Rattleballs. To Finn's shock, he finds out he's not the master swordsman he thinks he is. What the what?! Finn begs Rattleballs to train him, but he soon discovers his mentor's deep, dark secret... a secret that will ultimately test Finn's loyalty to Princess Bubblegum.
Kim Kil Whan is worried about his daughter's future and asks Jake for some parental advice.
Finn finds an old truck, and Jake calls Banana Man to help with the repairs. But when BMO stays up all night working on the truck, he hears on a spooky radio talk show that Princess Bubblegum is a reptilian replicant. Is it just another one of Starchy's crazy conspiracy theories, or a fact?
Jake crafts the most delicious sandwich ever, but when Magic Man steals it, Finn must defy the laws of space and time to win back Jake's creation.
After another one of his schemes fails, the Ice King decides to give up.
Finn and Jake make a bet to see who can not talk the longest, and the two use signs to communicate.
Jake gets upset with the amount of times that Finn uses his body as a suit of armor, so he convinces Finn to trade places with him.
Finn and Jake's parents hunt an unearthly menace in the woods.
After Flame Princess battles Ice King, Finn has an exciting dream. But when it abruptly ends, Finn must get FP and IK to fight again to find out how it ends.
When Flame King breaks out of his prison and takes over the Flame Kingdom again, Flame Princess turns to the one person she believes she can trust... Finn! But will Finn be able to put his feelings for Flame Princess aside long enough to help her reclaim her throne?
Lumpy Space Princess is robbed, but before she is able to explain the details to Finn and Jake, she faints.
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.
Tree Trunks and Mr. Pig's child, Sweet P, runs into trouble on his first day of school.
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!
It's Princess Day in Ooo! You know what that means? Yep, LSP and Marceline team up to prank Breakfast Princess!