2011 Pre-GRAMMY Gala And Salute To Industry Icons Honoring David Geffen - Arrivals

(Photo by Jason Merritt/Getty Images)

BEVERLY HILLS, CA - FEBRUARY 12: (EXCLUSIVE COVERAGE) Singer Katy Perry aka Katy Brand attends the 2011 Pre-GRAMMY Gala and Salute To Industry Icons Honoring David Geffen at Beverly Hilton on February 12, 2011 in Beverly Hills, California. (Photo by Jason Merritt/Getty Images)

Katy Perry Fragrance Launch

(Photo by Graham Denholm/Getty Images)

MELBOURNE, AUSTRALIA - APRIL 30: Singer Katy Perry poses at the launch of her new fragrance 'Purr' at Myer, Bourke Street on April 30, 2011 in Melbourne, Australia. (Photo by Graham Denholm/Getty Images)

2011 American Music Awards - Show

(Photo by Kevork Djansezian/Getty Images)

LOS ANGELES, CA - NOVEMBER 20: Singer Katy Perry accepts a special achievement American Music Award onstage at the 2011 American Music Awards held at Nokia Theatre L.A. LIVE on November 20, 2011 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

3rd Annual "Change Begins Within" Benefit Celebration - Arrivals

(Photo by Jason Merritt/Getty Images)

LOS ANGELES, CA - DECEMBER 03: Singer Katy Perry attends the 3rd Annual "Change Begins Within" Benefit Celebration presented by The David Lynch Foundation held at LACMA on December 3, 2011 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

Katy Perry Launches MEOW! By Katy Perry Available Exclusively at Nordstrom

(Photo by John Shearer/Getty Images for Gigantic)

LOS ANGELES, CA - DECEMBER 14: Singer Katy Perry attends Katy Perry launches MEOW! by Katy Perry available exclusively at Nordstrom held at The Grove on December 14, 2011 in Los Angeles, California. (Photo by John Shearer/Getty Images for Gigantic)

Echo Award 2012 - Red Carpet Arrivals

(Photo by Sean Gallup/Getty Images)

BERLIN, GERMANY - MARCH 22: Singer Katy Perry arrives for the Echo Awards 2012 at Palais am Funkturm on March 22, 2012 in Berlin, Germany. (Photo by Sean Gallup/Getty Images)

US singer Katy Perry (L) speaks to India

(Photo credit should read Manjunath Kiran/AFP/Getty Images)

US singer Katy Perry (L) speaks to India Premier League (IPL) chairman Rajiv Shukla (R) at a hotel in Chennai on April 3, 2012. The 27 year-old US singer is due to perform at the opening ceremony of the fifth Indian Premier League (IPL) on April 3. AFP PHOTO/Manjunath KIRAN (Photo credit should read Manjunath Kiran/AFP/Getty Images)

Nickelodeon's 25th Annual Kids' Choice Awards - Arrivals

(Photo by Jason Merritt/Getty Images)

LOS ANGELES, CA - MARCH 31: Singer Katy Perry attends Nickelodeon's 25th Annual Kids' Choice Awards held at Galen Center on March 31, 2012 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)

2012 Coachella Valley Music & Arts - Day 3

(Photo by Frazer Harrison/Getty Images for Coachella)

INDIO, CA - APRIL 15: Singer Katy Perry attends Day 3 of the 2012 Coachella Valley Music & Arts Festival held at the Empire Polo Club on April 15, 2012 in Indio, California.