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.
When an evil, outerspace villain named Mr. Mosquito invades Earth with an army of Mutant Mosquitoes from Mercury, Ricky Ricotta ans Robot know exactly what to do.
"The Cat Kid Comic Club is in crisis! After learning that one of their comics will be published, the baby frogs are filled with anxiety and doubt. How will they get their creative groove back? Will Naomi or Melvin emerge as a leader? Will Flippy convince them to finally straighten up and fly right?"--Amazon.
"Piggy is back, and his newest plot is his most diabolical yet. Dog Man and the rest of your favorite characters must join together in this heroic and hilarious, ALL NEW adventure. WHAT new villains are on the horizon? WHERE are they all coming from? And WHO will step forward to save the city when scoundrels sabotage our Supa Buddies?"--Provided by publisher.
George and Harold are not bad kids. They just like to "liven things up" for everyone. Unfortunately, their thoughtful jokes sometimes get them into a lot of trouble.
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.
While sitting in detention, George and Harold accidentally create an army of evil talking toilets, and Principal Krupp's alter ego, Captain Underpants, has to save the world from it.
Captain Underpants and his friends, having dispatched Melvin Sneedley, the Bionic Booger Boy, must join the fray again when they realize they have forgotten about Sneedley's sidekicks, the Robo-Boogers.
