Hilton's 365: Paris and Nicky party for 'Real Housewives'

Paris Hilton and Nicky Hilton attend Nicky Hilton's "365 Style?" book party for the filming of "The Real Housewives of Beverly Hills" at Kyle by Alene Too. Pic: AFP/Getty

Kyle Richards, Yolanda Foster, Kim Richards and Lisa Vanderpump Pic: AFP/Getty

Nicky Hilton attends her "365 Style?" book party for the filming of "The Real Housewives of Beverly Hills" at Kyle by Alene Too. Pic: AFP/Getty

Guests, Kim Richards, Paris Hilton, Nicky Hilton, Kyle Richards and Kathy Hilton. Pic: AFP/Getty

Paris Hilton Pic: Getty Images

Paris Hilton, Kyle Richards and Camille Grammer attend Nicky Hilton's '365 Style?' book party for the filming of 'The Real Housewives of Beverly Hills' at Kyle by Alene Too. Pic: Getty Images

Pic: Getty Images