Two Scooby Doo movie mysteries in which the gang go to Gotham City and join forces with Batman and Robin to fight the forces of evil. When Batman baddies The Joker and The Penguin try to cash in on a crooked counterfeiting scheme, they find themselves foiled by the dynamic trio of Batman, Robin and Scooby-Doo. But in the second instalment they return to try and steal a flying suit - until Scooby-Doo and the gang prove that with a little Bat-help, they have what it takes to bring the sky-high scoundrels back to earth...