A heart-stopping, nostril-burning sequel to the international bestseller The Day My Butt Went Psycho! Find out what happens when butts attack . . . from outer space!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 taki