Lisa Vanderpump is firing back at former Vanderpump Rules costar Scheana Shay. Shay, 40, recently accused Vanderpump, 64, of using "my real-life pain to launch her TV empire," alleging that the restaurateur knew about Shay's affair with actor Eddie Cibrian before Shay filmed with Cibrian's ex, Brandi Glanville, on The Real Housewives of Beverly Hills. Shay went on to become a core cast member on spinoff Vanderpump Rules. "Guess what? I don't care what she says. How about that?" Vanderpump told a TMZ videographer on Tuesday, July 22. "I'm more concerned about Ozzy Osbourne dying today.