Captain underpants and the big, bad battle of the bionic booger boy  Part 2: the revenge of the ridiculous robo-bodgers/ 
Dav Pilkey. 
 - New York:  Scholastic,  2004. 
 - 173 p. 
 -  7 .
<br/><br/> Oh no! The terror starts all over again! Our heroes beat the bionic booger boy, but they forgot about those rascally Robo-Boogers. Join George, Harold, Mr. Krupp, Melvin Sneedly and Sulu the bionic hamster on a monster-mashin', robo-wranglin', time-travellin', brain-switchin', nose-pickin', adventure! 
<br/><br/><label>ISBN: </label>9780439977722 
<br/><br/><label>Dewey Class. No.: </label>FIC P644 2004