New York Times best-selling author Jonathan London explores how even the smallest Hippo can be a big help when he teams up with his friends. Little Hippo loves to play pretend, and today he's going to be a truck driver! He zooms his dump truck through the savannah to deliver a surprise to the lion cubs. But when Little Hippo encounters roadblocks throughout his journey, he's grateful he has such good friends to help him along his way. This heartwarming story shows the importance of helping others and being brave.