Pilkey, Dav <br/><br/>
Captain underpants and the big, bad battle of the bionic booger boy :  part 2 : the revenge of the ridiculous Robo-boogers 

 - New York :   Scholastic,   2003 
 - 175 p. :   ill.  
<br/><br/> George, Harold, Captain Underpants, and Sulu the Bionic Hamster battle the three Ridiculous Robo-Boogers in an attempt to turn the Bionic Booger Boy back into Melvin Sneedly. 
<br/><br/><label>ISBN: </label>9789811107047 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Captain Underpants (Fictitious character)--Juvenile fiction<br/>School principles--Juvenile fiction<br/>Heroes--Juvenile fiction<br/>Monsters--Juvenile fiction<br/>Robots--Juvenile fiction