The only vocalist in history to net Grammy Awards in three different categories (jazz, pop, and R&B), Al Jarreau was a virtuoso performer who balanced smooth lyricism with his own innovative brand of vocalese. Initially emerging in the late '60s, Jarreau drew audiences with his dynamic blend of jazz balladry and vocalese. By the '70s, he had caught the industry's attention and delivered a series of highly acclaimed crossover albums, including 1977's Grammy Award-winning Look to the Rainbow: Live in Europe, that found him tackling a mix of stylistically varied cover songs as we...