Fourth graders George Beard and Harold Hutchins are a couple of class clowns. The only thing they enjoy more than playing practical jokes is creating their own comic books. And together they’ve created the greatest superhero in the history of their elementary school: Captain Underpants! His true identity is SO secret, even HE doesn’t know who he is!

Meet Ricky Ricotta, a little mouse with a big problem! Ricky Ricotta lives in Squeakyville with his mom and dad. Ricky has a hard time making friends at school, and the neighborhood bullies are always picking on him. If only Ricky could find someone to be his best buddy and keep those creepy bullies away! Meanwhile, on the other side of town, a mad scientist named Dr. Stinky McNasty has created a mighty robot who is as gentle as he is powerful. Dr. Stinky plans to make the robot destroy Squeakyville, but there's one little thing in his way: Ricky Ricotta!

Get ready for a whole new look into Jeff Kinney's Diary of a Wimpy Kid! Introducing the newest Wimpy Kid author - Rowley Jefferson! Rowley's best friend Greg Heffley has been chronicling his middle-school years in 13 Diary of a Wimpy Kid journals...and counting. But it's finally time for listeners to hear directly from Rowley in a journal of his own. Rowley writes about his experiences and agrees to play the role of biographer for Greg along the way. But Rowley is a poor choice for the job, and his "biography" of Greg is a hilarious mess.

Hotdog and his friends are going on a mad adventure to help a baby bird find his missing mom! They'll climb to crazy heights to find her! But can they handle dirty diapers and karate-chopping roosters along the way?

A.J. thinks that nothing can possibly be as boring as a sleepover in the natural history museum. However, anything can happen when Ms. Krup is in charge. She says the dinosaur skeletons come to life in the middle of the night. Is she right?