The Adventures of Super Diaper Baby

The first epic novel by George and Harold, the co-stars of Dav Pilkey's mega-bestselling Captain Underpants series. Now with super-cool foil covers! Shiny! Fun!Oh, no! It's not enough that George and Harold have invented Captain Underpants, the greatest superhero of all time, and that they've also saved the world FIVE times! They defeated Dr. Diaper! They punished Pro More »