Mary Weiland was a successful international model in the nineties and when she married her longtime sweetheart, Scott Weiland, of Stone Temple Pilots and Velvet Revolver in the year 2000, she thought everything would be fine. Supposedly Mary was the sane one and Scott was tempestuous and unpredictable. The truth was it was Weiland who had issues with addiction and undiagnosed bipolar disorder.