The cozy couple continue their joint birthday celebration in Sin City. Plus: Sienna Miller, K-Fed and more
Credit: John Shearer/WireImage
Published: Monday Nov 13, 2006 | 05:15 PM EST
More from PEOPLE
See More News
10 of 16
Former rivals Ashlee Simpson and Lindsay Lohan pair up Thursday to show off their rock 'n' roll style during the Genetic Denim's one-year anniversary party at West Hollywood's Area nightclub.
Copyright © 2014 Time Inc. All rights reserved. Reproduction in whole or in part without permission is prohibited.
In partnership with AOL