these scratch-masters keep the parties jumping with the hottest beats and sound. A Los Angeles-based DJ school, Scratch Academy, has taken advantage of this trend. at the school, experienced DJs teach people ages 6 to 60 the art of hip-hop music. Students get hands-on experience as DJs by accompanying their teachers to practical sessions in night clubs. P.D. Wilson has just graduated from the acadeny and is hoping to have a successful career working in clubs , as well as at private parties