Episode 1
In order to find Finn's father, Finn and Jake must commit a cosmic crime...unless the Lich beats them to it.
Episode 2
Finn and Jake follow the Lich to the Citadel, where Finn meets his long lost dad. But just how far does the apple fall from the tree?
Episode 3
Finn and Jake discover that Clone James has been faking his own death to collect medals. Now there are 25 Jameses running amok!
Episode 4
Finn doesn't like any of the new arms the princesses give him, so he builds a tower into space to find his dad and get his old arm back. But are his hopes up a little too high?
Episode 5
Once a month, while Jake's asleep, his tail stretches out of the tree house to go work as a clown in a traveling bug circus.
Episode 6
With a friendly bee named "Breezy" as his wingman, Finn decides to get back into the dating game.
Episode 7
On a field trip to the Candy Kingdom Museum of Natural History, Finn and Jake learn about the food chain by becoming the food chain!
Episode 8
Big money problems send Finn and Jake to Wildberry Kingdom.
Episode 9
The beautiful and sensitive Lumpy Space Prince flees his cruel parents to start a new life.
Episode 10
Princess Bubblegum must rally her forces when the Candy Kingdom is rocked by a massive assault.
Episode 11
Shelby the worm discovers that he has a little brother who is bound for adventure in the nooks of Marceline's tree house.
Episode 12
Fed up with Jake's antics, his son Kim Kil Whan takes action.
Episode 13
Ice King and a band of misfit wizards go on a mystical road trip.
Episode 14
It's Princess Day in Ooo! You know what that means? Yep, LSP and Marceline team up to prank Breakfast Princess!
Episode 15
A shadowy figure named Peace Master targets the Candy Kingdom elite.
Episode 16
Finn and Jake's parents hunt an unearthly menace in the woods.
Episode 17
Jake and the tree house are haunted by a vengeful specter.
Episode 18
Jake finds himself trapped in a world made of himself.
Episode 19
Following an ally's memorial service, Jake begins acting strangely.
Episode 20
Jake wants to fulfill a bizarre lifelong ambition.
Episode 21
When Finn's toothache gets too much to take, he has no choice but to go see dentist.
Episode 22
When the Fire Kingdom is struck by a natural disaster, Flame Princess turns to an unlikely ally.
Episode 23
A Candy Kingdom slumber party devolves into panic when Finn and Princess Bubblegum vanish.
Episode 24
In a distant age, the wizard Evergreen quests to save the world.
Episode 25
Finn's spirit is drawn into the astral plane by the power of the mysterious comet.
Episode 26
Tree Trunks and Mr. Pig's child, Sweet P, runs into trouble on his first day of school.
Episode 27
Finn meets a friendly civilization and a sees a mysterious crash site in a vision.
Episode 28
Lemongrab and Finn go on an expedition through the Mountain of Matthew.
Episode 29
Susan Strong and her allies infiltrate the mysterious Super Porp factory.
Episode 30
Jake's son TV discovers a lost diary and sets out to solve a decades-old mystery.
Episode 31
When Finn and Jake stumble into two different holes, they meet two different fates.
Episode 32
Ice King has a plan to form a perfect circle of confidants.
Episode 33
After a chilling dream encounter, Finn & Jake are determined to reconnect with their reclusive brother.
Episode 34
BMO'S favorite artists find a new home in the treehouse.
Episode 35
Marooned on an alien world, Cuber must rely on his bag of Graybles to survive.
Episode 36
A charismatic stranger in Finn's dream leads Cosmic Owl to shirk his duties.
Episode 37
After rescuing Princess Orangutan from Daddy-sad-heads, Finn and Jake head to a post-apocalyptic water park for a day of fun.
Episode 38
Finn and Jake storm Magic Man's house to rescue his new apprentice.
Episode 39
A fed up Lumpy Space Princess leaves the woods for a glamorous career in babysitting.
Episode 40
After a walrus race accident, Gunther starts to experience strange visions.
Episode 41
Finn's dad Martin the Human fights for freedom on a strange new planet!
Episode 42
It's election day in the Candy Kingdom but Princess Bubblegum's attention is diverted by a mysterious presence in the sky.
Episode 43
Finn, Jake and Orgalorg converge with the comet and meet their destiny.