Four teens and a scaredy-cat Great Dane investigate mysteries in Hanna-Barbera cartoons about the Mystery Inc. gang.
The gang is having fun at a TV station with their friend Johnny but then a wax creature shows up. Johnny tells them that years ago a wax maker named Grisby used to work for the station. He was fired and threatened to bring one of his wax creations to life
Karolina Giel added it to Cartoons I used to watch ... and sometimes still do
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