Katy PerrypaparazziPicturesVideos Katy Perry Wears A Ballot Dress For Obama Rally Concert In Las Vegas By En Sabah Nur The Konqueror - October 25, 2012 0 246 FacebookTwitterLinkedinEmailTumblrTelegramMixVKDigg Singer @katyperry performs during a campaign event for President Barack Obama on Wednesday, October. 24, 2012 at Doolittle Park in Las Vegas.