Superstar siblings Brandy and Ray J Norwood are famous for their incredible vocal talent on the stage and screen. But they wouldn't be anywhere without the support and guidance of their parents entertainment manager and mom, Sonja and talented musical father, Willie Norwood. In this new VH1 series, viewers will get a first hand glimpse into the lives of the Norwood family unit and their family business Rn'B Productions. Run by Sonja, Rn'B Productions features an impressive…