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.

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?

Only Captain Underpants can stop the three evil space aliens who have invaded Jerome Horwitz Elementary School and turned everyone into lunchroom zombie nerds.

George and Harold are having a normal kind of week. Yesterday they found out they were going to flunk fourth grade. Today they've created an evil, super-powerful monster. The Wicked Wedgie Woman is on a mission to take over the world ... and she'll give a whopping wedgie to anyone who stands in her way! Watch out!

"This time, Petey the cat's dragged in a tiny bit of trouble -- a double in the form of a super-cute kitten. Dog Man will have to work twice as hard to bust these furballs and remain top dog!"-- "En esta ocasión, el gato Pedrito se metió en un gran problema en el que está involucrado un lindo y dulce gatito. ¡Hombre Perro tendrá que trabajar el doble para salir victorioso y continuar siendo un héroe!"--

A brand-new graphic novel series by Dav Pilkey, the internationally bestselling author and illustrator of the Dog Man and Captain Underpants series. In Cat Kid Comic Club, Li'l Petey, Flippy, and Molly introduce twenty-one rambunctious, funny, and talented baby frogs to the art of comic making. As the story unwinds with mishaps and hilarity, readers get to see the progress, mistakes, and improvements that come with practice and persistence.

When a new sitter arrives and a movie star goes missing, Dog Man and Cat Kid investigate, but Petey, the world's most evil cat, complicates their case.

Piggy is back, and his newest plot is his most diabolical yet. Dog Man and the rest of your favorite characters must join together. 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?

Dog Man, the newest hero from the creator of Captain Underpants, is still learning a few tricks of the trade. If only the Chief would throw him a bone every once and a while ... Dog Man needs to dry up the drool, dust away the dander, and roll out of the refuse if he's going to impress the Chief, and he needs to do it fast! Petey the cat is out of the bag, and his criminal curiosity is taking the city by storm. Can the canine crime biter unleash justice...

When a new bunch of baddies bust up the town, Dog Man is called into action -- and this time he isn't alone. With a cute kitten and a remarkable robot by his side, our heroes must save the day by joining forces with an unlikely ally: Petey, the World's Most Evil Cat. But can the villainous Petey avoid vengeance and venture into virtue?