Jordan was one of the most successful African-American musicians of the 20th century, ranking fifth in the list of the all-time most successful black recording artists according to Billboard magazine's chart methodology. Though comprehensive sales figures are not available, he scored at least four million-selling hits during his career. Jordan regularly topped the R&B "race" charts, and was one of the first black recording artists to achieve a significant "crossover" in popularity into the mainstream (predominantly white) American audience Read more on Last.fm