Sofia Vergara And Joe Manganiello Share Pics From Paradise

Coal In Their Stockings: The 10 Least Influential Celebrities Of 2012

12/25/2012 4:01pm EST

Once a cheater, always a cheater -- right? Well, this summer Kristen Stewart 'fessed up to having an affair with Snow White and the Huntsman director Rupert Sanders behind boyfriend Robert Pattinson's back. The two were even caught on film kissing.

Kristen Stewart

Comedian Will Ferrell called her a "trampire" on Conan O'Brien's show, and t-shirts were even produced. Pattinson ultimately took her back -- or was that just to help promote the final chapter in their vampire saga Twilight?

Sign up for our daily newsletter with great stories like this and more!

© 2012
Photo Credits: PRN / PR Photos; Apega/; © BET Networks; © WENN; Chris Brown via Instagram; Rihanna via twitter; instagram