Tori Spelling, 51, became a household name playing Donna Martin on “Beverly Hills, 90210” for all ten seasons of the iconic teen drama. Also a New York Times bestselling author, Tori has appeared in numerous films and TV shows. With encouragement from her former “90210” castmates, Tori is stepping into the ballroom with Pasha Pashkov by her side, determined to shine and make her late friend Shannen Doherty proud.