 
 <translate> The relevant information is: Ja'net Dubois (from Good Times) and Jeff Barry co-wrote The Jeffersons theme song, "Movin' on Up", which was sung by Dubois with a gospel choir.
The answer: Ja'net Dubois. <ibo> Ozi dị mkpa bụ: Ja'net Dubois (site na Good Times) na Jeff Barry dere abụ isiokwu Jeffersons, "Movin' on Up", nke Dubois na ndị ukwe gospel bụrụ. Azịza ya bụ Ja'net Dubois. 