In 1980, just as Saturday Night Live was closing out its five-year run featuring the still-ongoing show’s original cast, veteran SNL members John Belushi and Dan Aykroyd broke out together as Jake and Elwood Blues, whose love of music allowed them, while on a complicated, music-fueled car-chase “mission from God,” to cross paths with the likes of James Brown, Ray Charles, Cab Calloway and Aretha Franklin.