George and Harold are up to their old tricks again, and when their latest prank makes a direct hit on school brainiac Melvin Sneedly, he decides to get even! But in the blink of an eye -- and the sneeze of a nose -- Melvin goes from snooty to snotty, and the Bionic Booger Boy is born! Can Captain Underpants clean up this catastrophe, or will the mucous monster make a mess of things?


About the Author:

Dav Pilkey has written and illustrated numerous popular, award-winning books for children, including the Captain Underpants and Dumb Bunnies series; Dog Breath, winner of the California Young Reader Medal; and The Paperboy, a Caldecott Honor Book. He lives with his wife in the Pacific Northwest. Visit him online at pilkey.com.