Dav Pilkey

Captain Underpants and the Sensational Saga of Sir Stinks-A-Lot

The Adventures of Ook and Gluk, Kung-fu Cavemen from the Future

Ricky Ricotta's Mighty Robot vs. the Uranium Unicorns from Uranus

Ricky Ricotta's Mighty Robot vs. the Stupid Stinkbugs from Saturn

Ricky Ricotta's Mighty Robot vs. The Jurassic Jackrabbits from Jupiter

Ricky Ricotta's Mighty Robot vs. The Voodoo Vultures from Venus

Ricky Ricotta's Mighty Robot vs. The Mecha-Monkeys from Mars

Captain Underpants and the Perilous Plot of Professor Poopypants

Ricky Ricotta's Mighty Robot

Ricky Ricotta's Mighty Robot vs. the Mutant Mosquitoes from Mercury

Ricky Ricotta's Giant Robot

Ricky Ricotta's Giant Robot vs. the Mutant Mosquitoes from Mercury

The Adventures of Captain Underpants