Cavallari and her fiancé hit the streets in L.A. Plus: Rihanna, Jessica Simpson, Jay-Z, Blake Lively and more
Published: Thursday Jan 19, 2012 | 05:00 AM EST
More from PEOPLE
See More News
6 of 17
Who's that guy? It's Jon Hamm, who stays under the radar Wednesday while running errands on L.A.'s Melrose Avenue.
Copyright © 2014 Time Inc. All rights reserved. Reproduction in whole or in part without permission is prohibited.