Quantum Leap
Stand Up - April 30, 1959
S4 E21:
Sam Beckett (Scott Bakula) becomes singer Davey Parker to funny man Mack MacKay. The nightclub performers find themselves booked into Las Vegas when a powerful club owner takes a liking to Mack’s girlfriend Frankie. Sam must save Mack from being killed over Frankie.
Starring
Bob Saget, Amy Yasbeck, Robert Guy Miranda