In the latest Bravo-themed bookl, Not All Diamonds and Rosé: The Inside Story of The Real Housewives From the People Who Lived It by Dave Quinn, new claims have set off another wave of drama. In the book, Lisa Rinna, 58, shared some new information about her former co-star, Denise Richards, 50, who was infamously embroiled in a sex scandal with Brandi Glanville, 48, last season on The Real Housewives of Beverly Hills.