Mustard: Photos From the Billboard Cover Shoot
Hidden up a wooded hill in the sprawling backyard of his suburban Los Angeles estate, Dijon “Mustard” McFarlane is on the tennis court, perfecting his forehand. “I’m an extremist,” the 34-year-old producer explains as he warms up his top spin. “I play every day, sometimes two times a day.” The L.A.-born musician, who shot to…