Captain Underpants and the Tyrannical Retaliation of the Turbo Toilet 2000 (Captain Underpants #11) ~ Autographed by Dav Pilkey
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 . . . The carnivorous commode strikes back!