The Real Housewives of Salt Lake City star Mary Cosby shared an update on how her son Robert Jr. is doing amid his substance abuse struggles. “He’s steady, which I think is good,” Mary, 52, exclusively told Us Weekly while promoting the limited-edition RHOSLC-themed Van Leeuwen ice cream flavor, The SLC Scoop, alongside costar Angie … Continue reading RHOSLC’s Mary Cosby Says Son Is ‘Steady’ After ‘Heavy’ Season Detailing Substance Abuse Struggles