BET's 'Sistas' BET EXCLUSIVE: BET has renewed its hit Tyler Perry series Sistas for a tenth season, ahead of the show's Season 9 finale, airing tonight at 9/8c. Fans of the Atlanta-set dramedy won't have to wait long for new episodes. Season 10 premieres at 9 p.m. January 7, with new episodes dropping weekly on Wednesdays via BET.