When Star's wand runs low on power, she and Marco visit Quest Buy, a large inter-dimensional retail store to buy a new charger. However, the location of the charger department proves extremely difficult to find and to get to. Meanwhile, Ludo and his minions, who are shopping there for a beak sharpener, pursue Star to try to take her wand.

Star and Marco crash Brittney Wong's birthday event which takes place on a party bus. While Star tries to make the party "fun", Marco gets carsick. Ludo and his minions attack and hijack the bus.