Nerd-Dog is Cocoafia's best friend and faithful dog. As a scientifically altered space hound, he uses his brilliant mind to conquer the disadvantages space throws his three-legged way. Nerd-Dog was found by the Cow Aliens frozen in deep space and his past has been a mystery ever since. He and Cocoafia are helping the Cow Aliens search the known universe for MOO in hopes of finding who his parents are and where he came from.