Adventure Time Season 9 Episode 8 - Elements Part 7: Hero Heart Episode Title:Elements Part 7: Hero Heart.Episode Description:Lumpy Space Princess chases Finn and unsuccessfully tries to return him to normal. The Ice King and Betty try to intervene, but are swatted away by Flame Princess. The Fire Kingdom inhabitants "fight" their Candy Kingdom counterparts, upsetting Lumpy Space Princess. After eating some of Marceline (who is made of marshmallows), Lumpy Space Princess reaches out to Finn's heroic heart by placing some of Princess Bubblegum on him. Remembering happier times with Bubblegum, Finn returns to normal. Bubblegum then fires her candy powers, converting everyone except Finn (who is protected by Lumpy Space Princess) into obedient candy people. Finn grabs the three jewels and gives them to Betty; she betrays him and leaves him behind, surrounded by the inhabitants of the Candy Kingdom.