LAS VEGAS, NV - JANUARY 27: Actor David Arquette, actress Patricia Arquette, singer Katy Perry and actor/jewelry designer Markus Molinari interact during the check presentation to celebrate the grand opening of 1 OAK Las Vegas and the GiveLove charity event at 1 OAK at the Mirage Hotel & Casino on January 27, 2012 in Las Vegas, Nevada. (Photo by Jeff Bottari/Getty Images)
Katy Perry Gallery (photo 0052455)
LAS VEGAS, NV - JANUARY 27: Actor David Arquette, actress Patricia Arquette, singer Katy Perry and actor/jewelry designer Markus Molinari interact during the check presentation to celebrate the grand opening of 1 OAK Las Vegas and the GiveLove charity event at 1 OAK at the Mirage Hotel & Casino on January 27, 2012 in Las Vegas, Nevada. (Photo by Jeff Bottari/Getty Images)
