When a principal loves his school so much that he wants the children to attend classes every day of the year, it is up to his students to show him free time is a good thing, too

When George and Harold hypnotize their principal into thinking that he is the superhero Captain Underpants, he leads them to the lair of the nefarious Dr. Diaper, where they must defeat his evil robot henchmen

Yikes! George and Harold have been turned into evil zombie nerds, robotic pants are running riot - and the Captain no longer exists to save the day!

When we last saw our heroes, George and Harold, they had been turned into evil zombie nerds doomed to roam a devastated, post-apocalyptic planet for all eternity. But why, you might ask, didn't the amazing Captain Underpants save the boys from this frightening fate? Because Tippy Tinkletrousers and his time-travelling hijinks prevented George and Harold from creating Captain Underpants in the first place! Now, having changed the course of human history forever, they'll have to figure out a way to change it back. Could this be the end for Captain Underpants?

When the Incredible Robo-Plunger defeated the evil Turbo Toilet 2000, George and Harold thought their toilet troubles were over. Unfortunately, their porcelain problems were only beginning . Just when you thought it was safe to flush ... The Turbo Toilet 2000 strikes back! The carnivorous commode known for devouring everything in its path has built up a real appetite ... for REVENGE! Join Captain Underpants for another epic showdown of Wedgie Power vs. Potty Power!