LOS ANGELES, CA - NOVEMBER 20: Singer Katy Perry arrives at the 2011 American Music Awards held at Nokia Theatre L.A. LIVE on November 20, 2011 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)
LOS ANGELES, CA - NOVEMBER 20: Singer Katy Perry arrives at the 2011 American Music Awards held at Nokia Theatre L.A. LIVE on November 20, 2011 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)