Bravo’s “The Real Housewives of Beverly Hills” three-part reunion premieres on Tuesday, July 16 at 9pm ET/PT. Host Andy Cohen joins Erika Girardi, Dorit Kemsley, Teddi Mellencamp Arroyave, Kyle Richards, newcomer Denise Richards, Lisa Rinna, and friend Camille Grammer as they revisit a wildly unpredictable season. Lisa Vanderpump did not attend the reunion. For a …