STREET DANCERS: They're bold and they're bad; they're breakers — freestyle dancers who know a mean beat as well as a mean street. STAGE DANCERS: Grand and graceful gypsies — polished performers who are passionate about their art and the theater. When the choreographer of a troubled Broadway-bound musical brings the two groups together to energize his show, the results are less than successful. The professional dancers rebel when the street-wise breakers invade their turf — the theater. Tempers ...