Singer Katy Perry performs for a crowd before the arrival of President 

Singer Katy Perry performs for a crowd before the arrival of President Barack Obama at a campaign rally, Wednesday, Oct. 24, 2012, in Las Vegas. (AP Photo/Julie Jacobson)
Associated Press
Singer Katy Perry performs for a crowd before the arrival of President Barack Obama at a campaign rally, Wednesday, Oct. 24, 2012, in Las Vegas. (AP Photo/Julie Jacobson)
View Comments