Dayna Devon -- the former host of "Extra" and a star on the TLC show "Plastic Wives" -- is the front-runner to replace one of the cast members on "The Real Housewives of Beverly Hills" ... sources connected to the show tell TMZ. Sources tell us Taylor Armstrong and one other cast member are on the…

Frances Marques -- from the new show "Plastic Wives" -- opened up to reveal the perks of marrying a plastic surgeon, and one of her co-stars revealed ... her vajajay. Classy!! Check out TMZ on TV -- click here to see your local listings!