Just when George and Harold thought theyd saved the world again - oh no! Here come the Robo-Boogers! Disgusting and dangerous hi-tech robots made of gloomy SNOT.
Captain Underpants returns to face his nemesis - the evil Capain Blunderpants - with the help of two new superheroes Great-Granny Girdle and Boxer Boy.
George and Harold have created the greatest superhero in the history of their school - and now theyre about to bring him to life! MEET CAPTAIN UNDERPANTS! HIS TRUE IDENTITY IS SO SECRET EVEN HE DOESNT KNOW WHO HE IS! FIGHTING FOR TRUTH JUSTICE AND ALL THINGS PRE-SHRUNK AND COTTONY!