Shania Twain's new docu-series, Why Not? With Shania Twain will premiere May 8 on OWN: Oprah Winfrey Network, immediately following The Judds finale. Twain's series will move to its regular time on Sundays beginning May 15. In the series, Twain confronts her parents' tragic death, consults with vocal doctors and a grief counselor to regain her voice and begins healing from the dissolution of her 14-year marriage to songwriter-producer Robert "Mutt" Lange. Guests on Twain's series include David Foster, Gladys Knight and Lionel Richie. The Judds' series for OWN premieres April 10.