Paris Hilton photos at 1OAK Nightclub Las Vegas Grand Opening Weekend

1OAK Nightclub Las Vegas Grand Opening Weekend and GiveLove Event with Co Hosts Katy Perry and J. Molinari Jewelry - Arrivals1Oak Nightclub at the Mirage Hotel and CasinoLas Vegas, NV, USA 01/27/2012Justin Paludipan / PR Photos