CHRIS GRABENSTEIN is the New York Times bestselling author of the Mr. Lemoncello, Smartest Kid in the Universe, Dog Squad, and Welcome to Wonderland series, as well as the coauthor of numerous page-turners with James Patterson and of Shine!, cowritten with Chris's wife, J.J. Grabenstein.
DOUGLAS HOLGATE is the illustrator of the bestselling Last Kids on Earth graphic novels and has illustrated books and comics for HarperCollins, Hachette, Image, Dynamite, Abrams, and more.