Question: Who sings the theme song for the jeffersons?
Disambiguated questions and answers: question: Who sings The Jeffersons theme song?
Who sings a cover version of the theme song for The Jeffersons in 1978?
Who sings the theme song for the Jeffersons with Ja'net Dubois?
answer: Ja'net Dubois
Sammy Davis, Jr.
a gospel choir
Natural Questions answer: Ja'net Dubois (from the Wikipedia article "The Jeffersons")