Katy Perry Performs 'Dark Horse' at BRIT Awards 2014 (Video)

Katy Perry is colorfully fabulous while performing her hit “Dark Horse” at the 2014 BRIT Awards held at The O2 Arena on Wednesday (February 19) in London, England. The 29-year-old entertainer worked the stage with plenty of backup dancers and singers – we loved it! PHOTOS: Check out the latest pics of Katy Perry Be