68888, LOS ANGELES, CALIFORNIA - Friday October 28, 2011. Nicky Hilton wears a sexy tiger costume as she attends a Halloween party in Hollywood. Photograph: ? Josephine Santos, PacificCoastNews.com **FEE MUST BE AGREED PRIOR TO USAGE** **E-TABLET/IPAD & MOBILE PHONE APP PUBLISHING REQUIRES ADDITIONAL FEES**ELOS ANGELES OFFICE: 1 310 822 0419EELONDON OFFICE OFFICE: +44 208 090 4079