"Mr. Peabody is an inventor, a scientist, a genius, and ... a dog. Using his most ingenious invention, the WABAC time machine, Mr. Peabody and his adopted boy, Sherman, witness world-changing events firsthand. But when Sherman breaks the rules of time travel, they find themselves in a race to repair history--and save the future!"

Raf, Megan, and talking-dog pal Bradley are abducted by aliens from the planet Fnarf III, where dogs are in charge and people are pets, to help locate the missing Princess Zu-La.