Arts and CultureCasting Director Tracy “Twinkie†Byrd on Sparkle, Jordin Sparks & SuccessAliya EwingApril 12, 2012September 29, 2012 by Aliya EwingApril 12, 2012September 29, 2012501 Sparkle casting director Tracy "Twinkie" Byrd shares her techniques on grooming stars like Jordin Sparks, Laz Alonso, and Columbus Short...