Get 4 FREE Issues of PEOPLE
A Gossip Girl's Gotta Have a Dog!From Blake Lively to Leighton Meester, these Upper East Side gals (and guys) can't live without their must-have accessory: a pooch!
Updated: Monday Oct 08, 2012 | 05:45 AM EDT
More from PEOPLE
See More News
3 of 15
It's time for a good, old-fashioned heart-to-heart between Serena and Blair – or is it Blake, Leighton and Penny?
Copyright © 2014 Time Inc. All rights reserved. Reproduction in whole or in part without permission is prohibited.
In partnership with AOL