The gang visits a Science Expo in Houston, Texas, only to find that another mystery is waiting for them. It seems that a giant robot dog named Mecha Mutt has come to life, and legend has it...
Director: Michael Goguen
Writer: Rick Copp, William Hanna (based on characters created by), Joseph Barbera (based on characters created by)
Cast: Frank Welker, Matthew Lillard, Grey Griffin, Mindy Cohn
