The creator of Goodnight Goon and The Runaway Mummy pulls from his mad-scientist brain a kid so attracted to slime, muck, dirt, and yuck he could only be called

The creator of Goodnight Goon and The Runaway Mummy pulls from his mad-scientist brain a kid so attracted to slime, muck, dirt, and yuck he could only be called

The creator of Goodnight Goon and The Runaway Mummy pulls from his mad-scientist brain a kid so attracted to slime, muck, dirt, and yuck he could only be called

From the New York Times bestselling illustrator of Battle Bunny comes a laugh-out-loud story of a little sponge dinosaur that keeps growing...and growing...and

The creator of Goodnight Goon and The Runaway Mummy pulls from his mad-scientist brain a kid so attracted to slime, muck, dirt, and yuck he could only be called