Kim Richards Opens Up About Her Secret Boyfriend of Six Years (Exclusive)

The former 'Real Housewives' star and her man, Wynn Katz, star on the new season of 'Marriage Boot Camp: Reality Stars,' premiering Sept. 7 on WE tv. ET caught up with the 53-year-old at the show's L.A. premiere at HYDE Sunset, where she also gave an update on her relationship with her sisters, Kyle Richards and Kathy Hilton, opened up about staying sober and explained why right now is the 'happiest time' in her life.