Using the tools she picked up by reading a book on criminology, Betty tumbles to Reggie's plot to separate Archie and Veronica so he can date Ms. Lodge.
A parody of 1930s era Hollywood musicals, based loosely on the careers of Fred Astaire and Ginger Rogers, with Archie starring as "Redd", Betty as "Ginny" and Veronica as the scheming daughter of the studio head.