Zoinks! Isn't 13 an unlucky number? Not for "Scooby-Doo" fans, who can now enjoy this baker's dozen of international animated adventures drawn from the various series starring the mystery-solving pup and his friends. Two-disc set includes "The Fiesta Host Is an Aztec Ghost," "A Creepy Tangle in the Bermuda Triangle," "The Ozark Witch Switch," "Moonlight Madness," the two-part "Ghosts of the Ancient Astronauts," and eight more. 4 3/4 hrs. total. Standard; Soundtrack: English.