Diaz gets down to business on the New York set of her new movie. Plus: Teri & Felicity, Janet Jackson and more

  • ON A SILVER STREAK photo | Paris Hilton

Credit: Chris Weeks/WireImage

Published: Tuesday Aug 28, 2007 | 05:00 PM EDT

ON A SILVER STREAK

Also soaking up the nightlife in Sin City: Paris Hilton, who attended her own sportswear and denim line launch at Social House in Treasure Island on Monday.