Adventure Time Season 8 Episode 6 - Bun Bun Episode Title:Bun Bun.Episode Description:Princess Bubblegum creates a small pastry named Bun Bun (voiced by Ashly Burch) to be Cinnamon Bun's squire. However, because Bun Bun is a veritable tabula rasa, she asks questions about everything. Cinnamon Bun eventually loses track of her, and she befriends the deposed Flame King (voiced by Keith David). He tries to use her as an instrument for evil, but her innocence eventually causes him to turn over a new leaf. Meanwhile, Finn apologizes to Flame Princess for his treatment of her before, during, and after their break-up. They make amends and begin to rebuild their relationship by engaging in a free-style rap battle.