RHOSLC RHOSLC’s Robert Cosby Addresses ‘Stupid Grandfather Junk’ ‘RHOSLC’s Mary Cosby Denies Saying She Was Scared Of Black Men At 7-Eleven ‘RHOSLC’s Mary Cosby Denies Stealing From Her Congregation!! Salt Lake City Housewife Mary Cosby: I Didn’t Want To Marry My Grandfather!! Salt Lake City’s Mary Cosby: I Didn’t Sleep w/ Grandpa On Wedding Night!!