Celebrity Central / Top 25 Celebs
Credit: Splash News Online
Published: Friday July 05, 2013 06:00 AM EDT
More from PEOPLE
See More News
25 of 203
After spending July 4th with on-again, off-again gal pal Katy Perry, John Mayer gets ready to rock the crowd during Friday's Today show summer concert in N.Y.C.'s Rockefeller Center.
Copyright © 2015 Time Inc. All rights reserved. Reproduction in whole or in part without permission is prohibited.