Dianna Williams of 'Bring It' Says She Worried About Porn Past During the Coach's Curveball challenge, the Dancing Dolls had to learn a new coach's technique, teaching the girls to adapt, work together, and focus on first impressions when learning new choreography. Coach Angela Bofill Was a Musical Virtuoso Who Never Quite Got Her Due The New York Times The infamous dance coach, Dianna Williams, gives a clear warning in her 3 part special "Dianna" on Brandon TV. And her husband, Rob Williams, is not very fond of her idea to meet Dianna Williams of 'Bring It' Says She Worried About Porn Past Coach Dee Leads The Dancing Dolls