Mary Cosby Salt Lake City Housewives’s Mary Blasts Her Church: ‘Give Me More Tithes’! 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!! ‘RHOSLC’s Jen Shah Talks Beef w/ Mary Cosby: You’re Just Being Evil!!