On July 7, 2015 Adventure Time was renewed for an eighth season according to The Hollywood Reporter.[1] Storyline writing for season eight began on August 10, 2015.[2] On September 8, 2015, storyboarding began according to Sam Alden.[3] During the season, the miniseries Islands aired at the end of January and the beginning of February 2017.[4] It was first hinted before Stakes aired, when head story writer Kent Osborne revealed that the show would likely produce several more miniseries.[5]

After the reshuffling of the previous season,[6] March 26, 2016, when the episode "Broke His Crown" first aired, marks the premiere of season 8.[7] The season ended with the episode "The Light Cloud" as the season finale;[8] which is also the last episode of the miniseries Islands.

No. overall No. in season Title card Title Viewers
(in millions)
Prod. code Airdate
226 1 S7e27 titlecard.png "Broke His Crown" 1.13 1034-234 March 26, 2016
When Ice King's magic crown goes haywire, Marceline and Princess Bubblegum resort to extreme measures to help him.
227 2 S7e28 titlecard.png "Don't Look" 1.13 1034-230 April 2, 2016
Finn unearths a treasure with a terrible price at the top of Dead Mountain.
228 3 S7e29 titlecard.png "Beyond the Grotto" 1.06 1034-235 April 9, 2016
Finn and Jake follow their Sea Lard into the pond in front of their home, and in doing so, are led to a strange new world.
229 4 S7e30 titlecard.png "Lady Rainicorn of the Crystal Dimension" 0.90 1034-232 April 16, 2016
Jake's son finds a hidden box and draws attention from a Rainicorn.
230 5 S7e31 titlecard.png "I Am a Sword" 0.91 1034-236 April 23, 2016
Finn starts having guilt nightmares about his missing Finn Sword...but are the nightmares real?
231 6 Bun Bun "Bun Bun" 1.01 1034-240 May 5, 2016
Finn brings a special delivery for Cinnamon Bun to the Fire Kingdom, but it may come with a dangerous cost.
232 7 Normal Man "Normal Man" 1.38 1034-241 May 12, 2016
Normal Man asks for Finn and Jake's help to rescue his brother.
233 8 S7e34 titlecard.png "Elemental" 1.17 1034-242 May 19, 2016
Ice King digs up an item buried underneath the Ice Kingdom.
234 9 S7e35 titlecard.png "Five Short Tables" 1.36 1034-237 May 26, 2016
Fionna and Cake go on a cooking adventure to take Cake's art to a new level.
235 10 Titlecard S7E36 musichole.jpg "The Music Hole" 1.15[9] 1034-239 June 23, 2016
Finn hears a mysterious song while judging a Battle of the Bands.
236 11 Daddy Daughter Card Wars Title Card.png "Daddy-Daughter Card Wars" 1.16[10] 1034-238 July 7, 2016
Jake needs his daughter's help in an underground Card Wars tourney to move on from his embarrassing past.
237 12 S7e38 titlecard.png "Preboot" 0.77[11] 1042-243 November 19, 2016[12]
During an excavation of human artifacts, Finn, Jake, and Susan are greeted by a mysterious new stranger who may hold the key to the past.[12]
238 13 Reboot Title Card.png "Reboot" 0.77[11] 1042-244 November 19, 2016[12]
Finn and Jake take on one of the fiercest enemies they've faced when a powerful ally goes rogue.[12]
239 14 Titlecard S8E1 twoswords.png "Two Swords" 0.88[13] 1042-248 January 23, 2017[14]
Finn and Jake contend with a mysterious, but familiar, new being.[14]
240 15 Titlecard S8E2 donoharm.png "Do No Harm" 0.88[13] 1042-249 January 23, 2017[14]
Finn makes amends at the Candy Hospital while Jake tries to connect with their unexpected houseguest.[14]
241 16 Titlecard S8E3 wheels.png "Wheels" 0.91[15] 1042-245 January 24, 2017[14]
Kim Kil Whan is worried about his daughter’s future and asks Jake for some parental advice.[14]
242 17 Titlecard S8E4 highstrangeness.png "High Strangeness" 0.95[16] 1042-246 January 25, 2017[14]
An otherworldly encounter puts Tree Trunks on the trail of a conspiracy in the Candy Kingdom. [14]
243 18 S8e5 title card.png "Horse and Ball" 0.76[17] 1042-247 January 26, 2017[14]
When disaster befalls James Baxter, it’s up to Finn and Jake to help him pick up the pieces.[14]
244 19 Titlecard S8E6 jellybeanshavepower.png "Jelly Beans Have Power" 0.91[18] 1042-250 January 27, 2017[14]
Princess Bubblegum’s scientific mind must wrestle with her Elemental magic potential when she and her kingdom are faced with a Crystal Entity.[14]
245 20 The InvitationCardHD.png "The Invitation" 1.20[19] 1042-251 January 30, 2017[14]
A mysterious craft invades Ooo and Finn believes it may hold the secrets to his past.[14]
246 21 Titlecard S8E8 whipplethehappydragon.png "Whipple the Happy Dragon" 1.20[19] 1042-252 January 30, 2017[14]
Finn, Jake, and Susan set sail on a ocean voyage full of wonders and danger.[14]
247 22 Titlecard S8E9 mysteriousisland.png "Mysterious Island" 1.09[20] 1042-253 January 31, 2017[14]
After waking up alone and shipwrecked, Finn investigates a bizarre island in search of his friends.[14]
248 23 Titlecard S8E10 imaginaryresources.png "Imaginary Resources" 1.09[20] 1042-254 January 31, 2017[14]
Finn and Jake travel to a land where reality has been redesigned and improved.[14]
249 24 Titlecard S8E11 hideandseek.png "Hide and Seek" 1.01[21] 1042-255 February 1, 2017[14]
While exploring some futuristic ruins, Susan sees glimpses of a familiar girl.[14]
250 25 Titlecard S8E12 minandmarty.png "Min and Marty" 1.01[21] 1042-256 February 1, 2017[14]
An unexpected revelation from Susan leads Finn closer to answers about his past.[14]
251 26 Titlecard S8E13 helpers.png "Helpers" 1.00[22] 1042-257 February 2, 2017[14]
Finn and his friends journey to a last refuge called Founders Island.[14]
252 27 Titlecard S8E14 thelightcloud.png "The Light Cloud" 1.00[22] 1042-258 February 2, 2017[14]
Finn confronts the power behind Founders Island, but will he ever return home to Ooo?[14]

Frog Seasons: 2016

Main article: Adventure Time Short: Frog Seasons
Title card Title Viewers
(in millions)
Prod. code Airdate
Titlecard S7 frogseasonsspring.png "Frog Seasons: Spring" TBA 1034-229A April 2, 2016
Finn and Jake stalk a frog to see what happens when it puts on its crown.
Titlecard S7 frogseasonssummer.png "Frog Seasons: Summer" TBA 1034-229B April 9, 2016
Finn and Jake stalk a frog to see what happens when it puts on its crown.
Titlecard S7 frogseasonsautumn.png "Frog Seasons: Autumn" TBA 1034-229C April 16, 2016
Finn and Jake stalk a frog to see what happens when it puts on its crown.
Titlecard S7 frogseasonswinter.png "Frog Seasons: Winter" TBA 1034-229D April 23, 2016
Finn and Jake stalk a frog to see what happens when it puts on its crown.
Titlecard S7 frogseasonsspringagain.png "Frog Seasons: Spring (Again)" TBA 1034-229E September 2, 2016
Finn and Jake follow a frog carrying a crown across the four seasons.
  1. http://www.hollywoodreporter.com/live-feed/adventure-time-regular-show-3-807037
  2. https://twitter.com/JackPendarvis/status/630586705976754176
  3. http://web.archive.org/web/20160305170019/https://twitter.com/samalden/status/641067300309696512
  4. https://web.archive.org/web/20161105224142/https://www.comixology.eu/Adventure-Time-Islands/digital-comic/435825
  5. https://web.archive.org/web/20161106061413/http://www.infiniteguest.org/conversation-parade/2015/11/marceline-happy-as-a-clam-or-the-saddest-person-in-all-ooo/
  6. Cite error: Invalid <ref> tag; no text was provided for refs named S7archive
  7. http://web.archive.org/web/20170610122657/http://www.cartoonnetwork.com/video/adventuretime/episodes/
  8. http://archive.is/20170302152827/http://www.showbuzzdaily.com/articles/showbuzzdailys-top-150-thursday-cable-originals-network-finals-2-2-2017.html
  9. http://www.showbuzzdaily.com/articles/showbuzzdailys-top-150-thursday-cable-originals-network-finals-6-23-2016.html
  10. http://www.showbuzzdaily.com/articles/showbuzzdailys-top-150-thursday-cable-originals-network-finals-7-7-2016.html
  11. 11.0 11.1 http://www.showbuzzdaily.com/articles/showbuzzdailys-top-150-saturday-cable-originals-network-finals-11-19-2016.html
  12. 12.0 12.1 12.2 12.3 http://www.animationmagazine.net/home-entertainment/clips-cartoon-networks-premiere-packed-november/
  13. 13.0 13.1 http://www.showbuzzdaily.com/articles/showbuzzdailys-top-150-monday-cable-originals-network-finals-1-23-2017.html
  14. 14.00 14.01 14.02 14.03 14.04 14.05 14.06 14.07 14.08 14.09 14.10 14.11 14.12 14.13 14.14 14.15 14.16 14.17 14.18 14.19 14.20 14.21 14.22 14.23 14.24 14.25 14.26 14.27 http://devendaman.tumblr.com/post/154769347141/list-of-adventure-time-episodes-premiering-in
  15. http://www.showbuzzdaily.com/articles/showbuzzdailys-top-150-tuesday-cable-originals-network-finals-1-24-2017.html
  16. http://www.showbuzzdaily.com/articles/showbuzzdailys-top-150-wednesday-cable-originals-network-finals-1-25-2017.html
  17. http://www.showbuzzdaily.com/articles/showbuzzdailys-top-150-thursday-cable-originals-network-finals-1-26-2017.html
  18. http://www.showbuzzdaily.com/articles/showbuzzdailys-top-150-friday-cable-originals-network-finals-1-27-2017.html
  19. 19.0 19.1 http://www.showbuzzdaily.com/articles/showbuzzdailys-top-150-monday-cable-originals-network-finals-1-30-2017.html
  20. 20.0 20.1 http://www.showbuzzdaily.com/articles/showbuzzdailys-top-150-tuesday-cable-originals-network-finals-1-31-2017.html
  21. 21.0 21.1 http://www.showbuzzdaily.com/articles/showbuzzdailys-top-150-wednesday-cable-originals-network-finals-2-1-2017.html
  22. 22.0 22.1 http://www.showbuzzdaily.com/articles/showbuzzdailys-top-150-thursday-cable-originals-network-finals-2-2-2017.html
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