Gimme a Break! - Season 4 - Eps 20: The Lookalike
Nell books Sammy Davis Jr. to appear to the town of Glenlawn, and sing for them. However, when she calls Sammy to ask him if he is arriving on time, he tells her that she had scheduled him for the following month instead. When Nell goes to the gas station to get her car washed, Albert, the man at the gas station is a dead-ringer for Sammy Davis, and she tells him if he appears on stage as Sammy to fool the town, she will give him what he has always wanted, Angie. However, in the end, Sammy does show up, and he and Nell sing a number to the town of Glenlawn.
About Gimme a Break!

Title: Gimme a Break!
First Air Date: 1981-10-29
Last Air Date: 1987-05-12
Status: Ended
Rating: 6.7/10 (from 27 votes)
Language: EN
Seasons: 6
Total Episodes: 137
Network: NBC
Genres: Comedy, Family
Production Companies: Reeves Entertainment Group, Alan Landsburg Productions, Mort Lachman & Associates
Synopsis
Gimme a Break! is an American sitcom which aired on NBC for six seasons, October 29, 1981, until May 12, 1987. The series stars Nell Carter as the housekeeper for a widowed police chief and his three daughters.
Cast

Nell Carter
Nell Harper

Lara Jill Miller
Sam Kinisky

John Hoyt
Stanley Kanisky

Joey Lawrence
Joey Donovan

Telma Hopkins
Addy Wilson

Matthew Lawrence
Matthew Donovan

Paul Sand
Marty

Rosie O'Donnell
Maggie O'Brien

Rosetta LeNoire
Maybelle Harper