THE BRIT AWARDS 2014 LIVE SHOW AT O2 ARENA LONDON

Galleries > Katy Perry, The Bar Mitzvah DJ

LONDON, ENGLAND – FEBRUARY 19: Katy Perry performs live onstage at The BRIT Awards 2014 at The O2 Arena on February 19, 2014 in London, England. (Photo by Samir Hussein/Redferns via Getty Images)