Paris Hilton turns 31 in style

Los Angeles, Feb 27 -- Socialite Paris Hilton, who turned 31 on February 17, has thrown "the mostbeautiful, amazing, extravagant birthday party ever for her friends.During the birthday bash, which was inspired by the erotic 1999 thriller 'Eyes Wide Shut', "everyone wasgiven a mask" when they arrived, including A-list guests like Chace Crawford, Stephen Dorff and EmileHirsch. Even Hilton wore a mask herself.The hotel heiress wrote on her twitter account that "the most beautiful, amazing, extravagant birthdayparty ever" and the most fun she's "ever had in my entire life."Among other guests were Hilton's parents, Rick and Kathy, sister Nicky, hip-hop couple Wiz Khalifa, andAmber Rose, Hilton's beau, DJ Afrojack, and her friend, DJ Mr Best, the US magazine reported.Hilton, who looked beautiful in a nude sequin-encrusted mini-dress, has continued to celebrate with herpals until the wee hours of the morning.