With more than 35 million copies in print, the Captain Underpants books are one of the bestselling series of the decade. Now readers of all ages can enjoy a deluxe boxed collection of the first four books about the underpanty-wearin' superhero who fights for Truth, Justice, and all that is Pre-Shrunk and Cottony! This set features a groovy glow-in-the-dark cover and a super-cool sound chip that says "Tra-La-Laaaaa!" every time you open the box-perfect for annoying boring grown-ups! The Captain Underpants Collection, Volume 1, includes: The Adventures of Captain Underpants Captain Underpants and the Attack of the Talking Toilets Captain Underpants and the Invasion of the Incredibly Naughty Cafeteria Ladies from Outer Space Captain Underpants and the Perilous Plot of Professor Poopypants