Finn helps the Box Prince save his kingdom from an impostor.
Slime Princess wants help, and needs Finn to be her lover to solve her problem.
Magic Man steals Jake's sandwich and encases himself in a magical time slowing forcefield that stops him from eating the sandwich before Jake figures out his riddle.
Into the land of lemons once more, where we meet LemonHope.
Flame Princess and Ice King battle, prompting Finn to have an exciting dream.
PB and Marceline team up to reclaim lost property.
B-Mo's origin story.
Starchy asks the scientifically-minded Princess Bubblegum to use magic to cure him of his sickness, so they have to get him a magical cure from Wizard City.
Lumpy Space Princess is distressed over a stolen object, but "faints" before Finn and Jake can find out what it is. The two friends are on the case as crime solving detectives, where Jake can't stop transforming into cop gear/accessories.
Cuber tells more stories of the "old days": Finn and Jake try to entertain Jake Jr., Princess Bubblegum tries to help Cinnamon Bun conquer his fear of the dark, Ice King and his penguins decide on which one of their movies to watch, the Earl of Lemongrab and his brother Lemongrab 2 argue over their toy lemon doll, and Mr. Fox's subconscious self draws a treasure map.moreless
Jake goes back to being a criminal with his old gang to save his "little" girl, Jake Jr.
Ice King meets someone! Even though she's an island...and girlfriend to hairy, floating wolf god Party God.
Peppermint Butler lines up a suitor for Bubblegum, who he thinks is working too much.
Finn and Jake meet a horse with the power to cheer up sad people.
BMO gets snatched away by a giant eagle and must find his way home with the help of a bubble and a baby.
Depressed by his feelings with Flame Princess, Finn enters a pillow fort built by Jake where he enters a new world and makes a new life for himself.
The Ice King's computer virus puts everyone in danger.
The Ice King and Marceline 996 years ago.
When Finn and Jake get lost in the Bad Lands, they are saved by the ex-Goblin King.
Finn worries that Flame Princess may still be evil.
Marceline tells a story about Fionna and Cake to show the Ice King how it's done.
Finn's hat comes to life while he's swimming.
The Earls of Lemongrab send a distress message, and Finn and Jake investigate.
Ice King, NEPTR, Tree Trunks, Shelby and Lemongrab must work together to escape a dungeon.
Finn is hailed as a hero everywhere he goes.
Jake finds fatherhood challenging.
Finn receives a bag full of miniature versions of his friends.
The guys' game of catch goes awry when their throwing disc is lodged in a large tree.
Short tales about Finn and Jake's thumbs, Marceline's search for a music shop and the Ice King's new bride.
Finn gains powers from the Ice King's crown.
The guys meet a wish master after following the Lich through the portal.