Come Along With Me

It will be the final episode of Season 9 and the series, and the episode will be equivalent to four episodes time-wise.

Plot
TBA

Characters

 * Finn
 * Jake
 * Princess Bubblegum
 * Marceline
 * Gumbald
 * Lolly
 * Chicle/Crunchy
 * Green Knight/Fern
 * Banana Guards
 * Ice King
 * Betty Grof
 * King Man
 * Gunter
 * GOLB
 * Flame Princess
 * Huntress Wizard
 * Lumpy Space Princess
 * BMO
 * Neptr
 * Lady Rainicorn
 * Slime Princess
 * Duke of Nuts
 * Lemongrab
 * Cinnamon Bun
 * Colonel Candy Corn
 * Maja
 * Gumball Guardian
 * Peppermint Butler
 * Candy People
 * Snail

Songs

 * Time Adventure

Cultural references

 * Princess Bubblegum and Marceline finally kiss in this episode.

Episode connections

 * Slime Princess's helmet heavily resembles the one worn by Slimy D from "Evergreen."
 * This is the first appearance of the Duke of Nuts since season 1. Despite Princess Bubblegum's hatred for him, he appears to be fighting on her side of the war.
 * When Jake stretches in order to transport Finn to Bonnie's tent, Jake stretches in cursive, similar to the season two episode "The Eyes".

Production notes

 * This episode is the series finale of Adventure Time.
 * The episode features an alternate version of the intro sequence sung by Willow Smith, who also plays Beth in the episode.
 * This episode is the longest episode of the show with a length of 44 minutes.
 * The episode was promoted with the title "The Ultimate Adventure", instead of using the episode's official name.
 * The title of this episode is derived from the Adventure Time ending theme: