The butts strike back!This thrilling sequel to the bestselling The Day My Butt Went Psycho boldly goes where no butt has gone before. It's a heart-stopping, nostril-burning intergalactic adventure, and the fate of the earth itself lies in the balance. Can young Zack stop an invasion of Zombie Butts from taking over the planet? Or is Earth doomed to suffer the tyranny of the stinkiest space invaders this side of Uranus?

Andy Griffiths is the New York Times bestselling author of The Day My Butt Went Psycho!, Zombie Butts from Uranus!, Butt Wars!: The Final Conflict, Just Stupid!, Just Wacky!, Just Annoying!, Just Joking!, and Just Disgusting!He lives in Australia with his wife, their kids, and his butt.