about singing. I never wanted to do anything else.”Back in 1960, Motown boss Berry Gordy Jr. advised the original trio to come back when the girls had finished high school.“We kept hanging around because it seemed so glamorous,” Diana said, and the girls were given some work as background singers.They cut a few records, but didn’t hit the musical jackpot until 1964 when three young songwriters — Eddie Holland, Brian Holland and Lamont Dozier, barely 20 at the time, wrote a song called ‘‘Where Did Our Love Go?” for them. It sold the “magic million” copies and the Supreme*; were on their way. The team of Holland-Dozier-Ilolland has written most of their hits.Diana’s voice dropped with her necklines, She spent months in the reeord-company’s graduate school for superstars, something called the “Artists Development Department,” where she was “polished and preened like a new car.” All three girls learned to move, smile and whisper.“We used to dance with our music, now they call it choreography,” Diana mused.She is sexy, but very classy—as she whispers: “Baby love, Oh, baby love, I need your love . . .”“And we are all soldier boys, hanging on an implication,” the New York Times reviewer commented. “She is our foxhole fantasy, but it is all distant, somehow untouchable passion, meant for an audience, but for no one individual in it. So it sounds clean.”Diana Ross and the Supremes—a supreme trio.