Episode Title:Sky Witch.Episode Description:Marceline enlists Princess Bubblegum's help in order to track Maja the Sky Witch; it is revealed that Marceline's ex-boyfriend Ash sold Marceline's beloved stuffed animal Hambo to Maja. Only when Bubblegum trades her prized rock shirt—which was given to her by Marceline—is Hambo able to be reunited with Marceline.