George and Harold are back to their classic tricks, but this time they have seriously crossed the line. When their absolute best prank ever makes a direct hit on the snooty school genius, Melvin Sneedly, he decides it is finally time to get his revenge. In the blink of an eye and the massive sneeze of a nose, a terrifying new villain is unleashed upon the school. You will watch in horror and hilarious disgust as the Bionic Booger Boy stomps through the hallways leaving a trail of sticky slime behind. Grab your comic pages and get ready for a totally gooey, action packed adventure. It will take all the wedgie power in the world for Captain Underpants to clean up this catastrophic mucous monster before the whole town gets wiped out.