Mandy and her parents leave the city for a day, which makes Billy feel lonely. Then, Grim uses his supernatural powers to create a fake Mandy with pieces of dolls and toys for Billy to play with. However, the "new" Mandy is too aggressive with Billy, and he starts fearing her. The next day, the real Mandy returns home, and promptly destroys the new Mandy while in the see-saw.

Cuando Mandy se va de viaje dejando a Billy solitario y triste, Puro Hueso crea una Nueva Mandy con materiales de desecho, pero todo empeora cuando la Nueva Mandy se siente excluida.