Laverne and Shirley on ‘Laverne & Shirley’Schlemiel! Schlimazel! They might be polar opposites, but as roommates and co-workers at Milwaukee’s fictional Shotz Brewery, Laverne (Penny Marshall) and Shirley (Cindy Williams) constantly lifted each other’s spirits as they got in and out of trouble! Ethel and Lucy on ‘I Love Lucy’In one of the most legendary sitcoms in TV history, Lucille Ball as Lucy and Vivian Vance as BFF Ethel made audiences howl with laughter over their hilarious antics. Mary and Rhoda on ‘The Mary Tyler Moore Show’The classic opposites attract couple of polite local news prod…