The Flintstones S01E06 - The Monster from the Tar Pits
Summary:
A Hollyrock film company goes on location in Bedrock to film its new feature "The Monster from the Tar Pits," and gullible Fred is enlisted as stand-in for star Gary Granite. However, Fred's real problems begin when Wilma and Betty audition for roles in the film and end up going crazy upon meeting movie stars Rock Pile and Wednesday Tuesday.
