Fallon and Justin Bieber goof around on the Late Night set. Plus: Jennifer Hudson, Bradley Cooper, Josh Duhamel & Julianne Hough and more
Updated: Wednesday Feb 06, 2013 | 06:00 AM EST
More from PEOPLE
See More News
10 of 16
He's a winner in our book! After losing his Super Bowl bet, Mario Lopez fulfills his promise to run a lap around L.A.'s The Grove shopping center wearing a Baltimore Ravens helmet – and not much else – on Tuesday.
Copyright © 2014 Time Inc. All rights reserved. Reproduction in whole or in part without permission is prohibited.