Pilkey's website is a dream come true for his devoted fans.
WARNING: This website contains scenes and material which may be considered too silly for grown-ups, small animals, and many varieties of houseplants. If you are a grown-up, a small animal, or a houseplant, we strongly urge you to seek the permission of a kid before browsing this site!He has added some music to download. What's Up, Mr. Krupp?, Hooray For Captain Underpants!, and Go! Poopypants.