The cozy couple continue their joint birthday celebration in Sin City. Plus: Sienna Miller, K-Fed and more

  • WRAPPED UP photo | Janet Jackson

Credit: Todd Williamson/FilmMagic

Published: Monday Nov 13, 2006 | 05:15 PM EST

WRAPPED UP

A svelte Janet Jackson, who told Ellen DeGeneres that boyfriend Jermaine Dupri loved her fat, stays undercover at Thursday's Genetic Denim party.