Real Housewives of Salt Lake City fans got to know Mary Cosby's son, Robert Cosby Jr., after the series premiered in 2020. Mary welcomed son Robert Jr. in 2002 with husband Robert Cosby Sr. "I have a beautiful son. When I had my son, I went into a whole other level of love," Mary said in a season 1 confessional, which aired in 2020. "Robert Sr., he's in love with his son. He'll do anything for him. And I'm like the helicopter mom." While Mary and Robert Sr. were supportive of Robert Jr., their son had his fair share of ups and downs throughout his life. Robert Jr.