Mary Cosby is here! On this week's bonus episode, "The Real Housewives of Salt Lake City" star teases what we can expect from the new season. Mary also gets candid about her son Robert Jr.'s journey with sobriety. This interview was taped ahead of news of his arrest on Sept. 6.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.