Celebrity Central / Top 25 Celebs
Credit: Gotcha Images/Splash News Online
Published: Tuesday December 10, 2013 06:00 AM EST
More from PEOPLE
See More News
1 of 385
Well, she certainly is festive! Lady Gaga dresses herself up for the season on Sunday, sporting green hair and a Christmas tree topper while meeting fans in London.
Copyright © 2013 Time Inc. All rights reserved. Reproduction in whole or in part without permission is prohibited.
In partnership with AOL