They must travel to Gobble-Gobble Land in order to set things right. After the Titans get shrunken by Mumbo's magic, they must scale a Christmas tree to prevent Mumbo from ruining their Christmas.

The other Titans seem to like Blackfire so much, Starfire thinks they won't need her around anymore. Cinderblock breaks into prison--and the Teen Titans ... a battle with Mumbo, Cyborg's emergency ...