Looney Tunes Marvin the Martian Plush Keychain Looney Tunes is back in action with more fans and viewers than ever before. Here is a little zipper pull plush keychain that Looney fans can carry around and be envied by other Looney fans. This adorable Looney Tunes keychain comes in characters: Bugs Bunny, Marvin The Martian or Sylvester Plush Keychain Brand New