Sisters Nicky and Paris Hilton pose at the premiere of "The Real Housewives of Beverly Hills"

Sisters Nicky and Paris Hilton pose at the premiere party for
 Bravo's new reality series "The Real Housewives of Beverly Hills"

Socialites Kim Richards, Kathy Hilton, Kyle Richards, Paris Hilton and Nicky Hilton arrive at Bravo's 'The Real Housewives of Beverly Hills' series party