A-lister showdowns you won't believe as we look back at the surprising pair-ups from 2011
Credit: INF; Jemal Countess/WireImage
Updated: Wednesday Nov 17, 2010 | 07:00 PM EST
By: Melissa Liebling-Goldberg
More from PEOPLE
See More News
Stars' biggest stumbles in the spotlight, from Chace's doobie bust to Teresa's spending spree
6 of 16
The Twilight star promoted New Moon last November in her ivory J. Mendel dress, while the country singer picked the lavender version for an N.Y.C. awards ceremony in June.
Copyright © 2014 Time Inc. All rights reserved. Reproduction in whole or in part without permission is prohibited.