Adventure Time Season 3

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Here's where to watch every episode of Adventure Time season 3. Mouseover or tap an episode to see where to stream it. Click or tap the play icon to stream it on the best available service.
Season 03, Episode 01 Conquest of Cuteness

S03 E01

Jul 11, 2011
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Conquest of Cuteness Jul 11, 2011 Finn and Jake must defend their home from the Cuties, a tiny race who believe themselves to be evil, destructive invaders.

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Season 03, Episode 02 Morituri te Salutamus

S03 E02

Jul 18, 2011
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Morituri te Salutamus Jul 18, 2011 The duo choose to partake in gladiatorial combat against the Fight King's ghost warriors, but Finn succumbs to bloodlust while Jake becomes obsessed in keeping a cool morale.

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Season 03, Episode 03 Memory of a Memory

S03 E03

Jul 25, 2011
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Memory of a Memory Jul 25, 2011 Finn and Jake enter Marceline's mind to awaken her from a sleep spell she had cast on herself, without knowing that they are being tricked by a person from her past.

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Season 03, Episode 04 Hitman

S03 E04

Aug 1, 2011
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Hitman Aug 1, 2011 The grounded Ice King hires a fire-manipulating hitman to attack Finn and Jake, without realizing the potentially deadly consequences.

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Season 03, Episode 05 Too Young

S03 E05

Aug 8, 2011
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Too Young Aug 8, 2011 The Earl of Lemongrab takes over the Candy Kingdom due to Princess Bubblegum's age regression, forcing her and Finn to try and get rid of him even if it means a life-altering decision.

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Season 03, Episode 06 The Monster

S03 E06

Aug 15, 2011
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The Monster Aug 15, 2011 The king and queen of Lumpy Space ask Finn and Jake to bring their daughter back home. At the same time, they attempt to stop a "monster" from destroying a village.

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Season 03, Episode 07 Still

S03 E07

Aug 22, 2011
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Still Aug 22, 2011 Finn and Jake are literally unable to move and are at the mercy of the Ice King.

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Season 03, Episode 08 Wizard Battle

S03 E08

Aug 29, 2011
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Wizard Battle Aug 29, 2011 Finn and Jake enter a competition for wizards in disguise so they can prevent Ice King from winning the grand prize: a kiss from Princess Bubblegum.

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Season 03, Episode 09 Fionna and Cake

S03 E09

Sep 5, 2011
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Fionna and Cake Sep 5, 2011 In this gender-swapped episode, Fionna and Cake must battle the evil Ice Queen.

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Season 03, Episode 10 What Was Missing

S03 E10

Sep 26, 2011
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What Was Missing Sep 26, 2011 Finn and his friends must come together as a genuine band in order to open the gate of the Door Lord and get back their taken items.

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Season 03, Episode 11 Apple Thief

S03 E11

Oct 3, 2011
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Apple Thief Oct 3, 2011 When Tree Trunks's apples go missing, she, Finn and Jake descend into the dark side of the Candy Kingdom in order to find the thief.

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Season 03, Episode 12 The Creeps

S03 E12

Oct 17, 2011
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The Creeps Oct 17, 2011 Finn and Jake receive an invitation to a masquerade dinner. It turns into a whodunit as guests start to meet their demise.

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Season 03, Episode 13 From Bad to Worse

S03 E13

Oct 24, 2011
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From Bad to Worse Oct 24, 2011 When another plague of Candy Zombies arises and Princess Bubblegum is among the undead, Finn and his friends are in a race against time to figure out how to stop it...without making things even worse!

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Season 03, Episode 14 Beautopia

S03 E14

Nov 8, 2011
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Beautopia Nov 8, 2011 Susan Strong asks Finn and Jake to help fight off the Glub Glubs in the sewers below to regain her people's home in Beautopia.

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Season 03, Episode 15 No One Can Hear You

S03 E15

Nov 15, 2011
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No One Can Hear You Nov 15, 2011 Finn awakens after an accident to find the Candy Kingdom citizens mysteriously gone and Jake acting crazier than usual.

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S03 E16

Nov 22, 2011
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Jake vs. Me-Mow Nov 22, 2011 Finn and Jake take on a request to protect Wildberry Princess from an unknown assassin. The assassin turns out to be a tiny cat assassin called Me-Mow, who ends up bribing Jake by poisoning him.

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S03 E17

Nov 24, 2011
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Thank You Nov 24, 2011 The Snow Golem visits the Fire Kingdom and finds an unlikely follower.

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S03 E18

Nov 29, 2011
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The New Frontier Nov 29, 2011 Jake dreams about his death, and Finn takes action when events from the dream start to come true.

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S03 E19

Dec 6, 2011
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Holly Jolly Secrets Part I Dec 6, 2011 Finn and Jake find the Ice King's video diary and have a chance to unearth his secrets.

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S03 E20

Dec 6, 2011
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Holly Jolly Secrets Part II Dec 6, 2011 The Ice King summons an army of snowmen to recover the secret tapes Finn and Jake are watching. They must work against the clock to find out the secrets enclosed within.

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S03 E21

Dec 13, 2011
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Marceline's Closet Dec 13, 2011 Finn and Jake play Cloud Hunt in Marceline's house, but they get trapped in her closet after she comes home.

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S03 E22

Jan 17, 2012
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Paper Pete Jan 17, 2012 Library books seek help from Finn and Jake to save them from the evil Moldari.

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S03 E23

Jan 24, 2012
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Another Way Jan 24, 2012 Cyclops tears may heal Finn and Jake's broken toes.

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S03 E24

Jan 31, 2012
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Ghost Princess Jan 31, 2012 Finn and Jake play detective and try to solve Ghost Princess' murder.

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S03 E25

Feb 7, 2012
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Dad's Dungeon Feb 7, 2012 Jake's dad presents a strange challenge to the guys when he appears to them in a holographic message, telling them about a dungeon he made for them.

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S03 E26

Feb 14, 2012
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Incendium Feb 14, 2012 Jake embarks on a solo mission to help a broken-hearted Finn.

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