From Wikipedia:
The Blues Brothers is a 1980 American musical comedy film directed by John Landis. It stars John Belushi as “Joliet” Jake Blues and Dan Aykroyd as his brother Elwood, characters developed from the recurring musical sketch “The Blues Brothers” on NBC variety series Saturday Night Live. The film is set in and around Chicago, Illinois, where it was filmed, and the screenplay was written by Aykroyd and Landis. It features musical numbers by rhythm and blues (R&B), soul, and blues singers James Brown, Cab Calloway (in his final feature film role), Aretha Franklin, Ray Charles, Chaka Khan, and John Lee Hooker. It features non-musical supporting performances by Carrie Fisher, Henry Gibson, Charles Napier, Kathleen Freeman and John Candy.