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by Pilkey, Dav, 1966-
Published 1999 -
Captain Underpants and the preposterous plight of the purple potty peoplethe eighth epic novelBookby Pilkey, Dav, 1966-
Published 2006 -
The adventures of Super Diaper Babythe first graphic novel by George Beard and Harold Hutchins 1Bookby Pilkey, Dav, 1966 -
Published 2002 -
Ricky Ricotta's giant robot vs the mutant mosquitos from Mercurythe second robot adventure novelBookby Pilkey, Dav, 1966-
Published 2000 -
Ricky Ricotta's mighty robot vs the Jurassic jackrabbits from Jupiterthe fifth robot adventure novel 5Bookby Pilkey, Dav, 1966-
Published 2002