GLENDALE, AZ - FEBRUARY 01: Singers Katy Perry and Lenny Kravitz perform during the Pepsi Super Bowl XLIX Halftime Show at University of Phoenix Stadium on February 1, 2015 in Glendale, Arizona. (Photo by Christian Petersen/Getty Images)
GLENDALE, AZ - FEBRUARY 01: Singers Katy Perry and Lenny Kravitz perform during the Pepsi Super Bowl XLIX Halftime Show at University of Phoenix Stadium on February 1, 2015 in Glendale, Arizona. (Photo by Christian Petersen/Getty Images)