The Jeffersons - Season 3 - Eps 17: A Case of Black and White
George's latest business deal is with a black man married to a white woman, so when he invites them over for dinner, he also has Tom and Helen come over, to make it look like he doesn't have racial prejudices. However, when Tom and Helen discover his plot, they storm out before the guests have arrived. This leads to George having Florence and Ralph impersonate Tom and Helen.
About The Jeffersons

Title: The Jeffersons
First Air Date: 1975-01-18
Last Air Date: 1985-07-02
Status: Ended
Rating: 7.338/10 (from 114 votes)
Language: EN
Seasons: 12
Total Episodes: 248
Network: CBS
Genres: Comedy, Family
Production Companies: The NRW Company, Embassy Television, Ragamuffin Inc., TAT Communications Company
Synopsis
Sitcom following a successful African-American couple, George and Louise “Weezyö Jefferson as they “move on up” from working-class Queens to a ritzy Manhattan apartment. A spin-off of All in the Family.
Cast

Isabel Sanford
Louise Jefferson

Sherman Hemsley
George Jefferson

Roxie Roker
Helen Woodroow Willis

Franklin Cover
Thomas "Tom" Willis

Paul Benedict
Harry Bentley

Marla Gibbs
Florence Johnston