Professor Pippy P. Poopypants comes to Jerome Horwitz Elementary School to teach science, and goes off the deep end because students make fun of his name, leaving Captain Underpants to save the school from the professor's perilous plot.
The third Captain Underpants adventure like you've never seen it before -- in FULL COLOR! George and Harold have played a trick or two on nearly everyone at Jerome Horwitz Elementary. When their latest prank causes the school's cranky cafeteria ladie.
Only Captain Underpants can stop the three evil space aliens who have invaded Jerome Horwitz Elementary School and turned everyone into lunchroom zombie nerds.
By mistake George and Harold bring to life the most disgusting, life-threatening monster--the terrible Turbo Toilet 2000. Can anyone save the school from the terrifying attack of the Talking Toilets?.
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.
A snotty situation ensues when Melvin Sneedley, an academically-gifted student, turns into the Bionic Booger Boy and must be stopped by George, Harold, and Captain Underpants.
Tired of following the strict rules of their grumpy replacement principal, second-grader A.J. and his classmates try to find a way to bring back eccentric but lovable Principal Klutz, who was fired for bringing a wild turkey to the school's Thanksgiving Day assembly.
