On reality TV, mother-daughter duo Joan and Melissa Rivers live together in Los Angeles with Melissa's 10-year-old son Cooper, which is an ideal fishbowl to observe two loud and highly-opinionated moms share space. ("I am constantly critiquing Melissa and am never happy," Joan told the Huffington Post about how her 43-year-old daughter dresses.) In reality, though, the senior Ms. Rivers -- a born and bred New Yorker and a believer in
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