This issue is a parody of Hanna-Barbera's Scooby Doo cartoon.
The Archie gang are dressed as the Scooby Doo gang on this page. They are: Archie (dressed as Freddie), Veronica (dressed as Daphne), Betty (dressed as Velma), and Jughead (dressed as Shaggy). This title is also similar to the lyrics in the Scooby Doo cartoon opening theme.
Letters on Archie's Weird Mysteries #3, guest-starring the Mighty Crusaders.
One page origin of the Jaguar.