Season 4 - Episode Guide

Refusing to believe that she is evil, Finn tries to win over his new crush, Flame Princess.

Five short stories centered around a common theme: The five senses.

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

Tree Trunks is courted by an oinking suitor, but much to everyone's dismay, their public displays of affection interfere with everyone's normal lives.

Finn and Jake find themselves imprisoned in the dark realm of the Nightosphere with no memory of how they came to be there.

Continuing their mysterious quest in the Nightosphere, Finn and Jake must rescue their friend Marceline the Vampire Queen.

A bear befriends Finn and Jake, but what are his true intentions?

After an encounter with a Hug Wolf, Finn goes through a Jekyll and Hyde-like transformation, becoming a hug wolf himself.

When Ooo's princesses start losing body parts, Finn and Jake investigate.

Princess Bubblegum is concerned over her mortality, and reveals her designated successor to Finn and Jake. However, things get out of control when the heir turns against Princess Bubblegum.

When Finn finds and touches a porcelain lamb, it transports him into the spirit world, and only the Ice King can help get him out

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

Finn and Jake are called to solve a Candy Kingdom hostage crisis when a rogue cookie takes over.

Finn and Jake play an epic card game, where Jake becomes overly competitive.

When Grob Gob Glob Grod comes to arrest Magic Man for his crimes, he switches bodies with Jake to escape his trials.

Princess Bubblegum tries to warn Finn why he can't engage in a relationship with Flame Princess anymore, but Finn and Jake just think she's jealous.

BMO tries to solve the mystery of Finn's missing sock.

Finn has a vivid dream that may be more than it seems.

Princess Bubblegum and Lady Rainicorn look for Finn and Jake, who are missing after a run-in with the Ice King.

Princess Bubblegum tries to find a way to help the weird and creepy Earl of Lemongrab after he begins to annoy and disturb her people with his disturbing ways.

Finn and Jake are determined to take down the Farm, but instead they fight each other for not training seriously.

Finn and Jake sneak into the Fire Kingdom to get Flame Princess' scented candles, and end up discovering a plot against the Flame King's life.

Woobeewoo Villagers seek heroic protection from a monstrous frog who's attacking their swamp.

Gunter attempts to take over all of Ooo with the demonic wishing eye and the pink kitten, while it sends a distracted Ice King away.

Ice King visits Marceline to ask for help in creating a song to attract princesses, but Marceline struggles to deal emotionally with his presence.

Finn has an unclear premonition involving The Lich and sets out to stop the undead creature.