Mojo Jojo's Rising - Powerpuff Girls Numbered Hardcover Scholastic Author:Laura Dower That power-mad primate, Mojo Jojo, is the worst enemy of the Powerpuff Girls. But why? Could it be because he's also jealous? You betcha! This is the story of how a "worthless" lab assistant named Jojo found his mean Mojo and dedicated his life to crushing the PPG's... and how, o, accursed irony! he only has himself to blame for their creation.