HOLLYWOOD, CA - APRIL 18: Singer Katy Perry arrives at the ASCAP POP Music Awards at the Hollywood Renaissance Hotel on April 18, 2012 in Hollywood, California. (Photo by John M. Heller/Getty Images)
"My Valentine" video premiere on April 13, 2012 in West Hollywood, California.
LONDON, ENGLAND - MARCH 22: Simon Cowel attends the launch of Britain's Got Talent at BFI Southbank on March 22, 2012 in London, England. (Photo by Ian Gavan/Getty Images)
Actress Kelly Osbourne arrives at the premiere of Lionsgate's 'The Hunger Games' at Nokia Theatre L.A. Live on March 12, 2012 in Los Angeles, California. AFP PHOTO/JOE KLAMAR (Photo credit should read JOE KLAMAR/AFP/Getty Images)
Britney Spears poses upon arrival at the Clive Davis And The Recording Academy's 2012 Pre-Grammy Gala And Salute To Industry Icons at the Beverly Hilton Hotel in Beverly Hills, California, February 11, 2012. AFP PHOTO Joe KLAMAR (Photo credit should read JOE KLAMAR/AFP/Getty Images)
The 23rd Annual Palm Springs International Film Festival Awards Gala at the Palm Springs Convention Center on January 7, 2012 in Palm Springs, California.
The screening of "Live at Roseland: The Elements of 4" at the Paris Theatre on November 20, 2011 in New York City.
The official launch party for the most anticipated video game of the year, The Elder Scrolls V: Skyrim, at the Belasco Theatre on November 8, 2011 in Los Angeles, California.
The 15th Annual Hollywood Film Awards Gala Presented By Starz held at The Beverly Hilton Hotel on October 24, 2011 in Beverly Hills, California.
Dalai Lama Gives "Talk For World Peace" In Front Of U.S. Capitol on July 9, 2011 in Washington, DC.
Canadian singer Avril Lavigne attends the opening ceremony of the Gap Japan flagship store in Tokyo's shopping district Ginza on March 3, 2011. Gap Japan presented its collaboration jeans with Abbey Dawn designed by Avril Lavigne for 200 customers on a first-come-first-served basis. AFP PHOTO / KAZUHIRO NOGI (Photo credit should read KAZUHIRO NOGI/AFP/Getty Images)
NEW YORK - SEPTEMBER 22: Jim Carrey, actor and founder of the Better U Foundation, looks on during the annual Clinton Global Initiative (CGI) September 22, 2010 in New York City. The sixth annual meeting of the CGI gathers prominent individuals in politics, business, science, academics, religion and entertainment to discuss global issues such as climate change and the reconstruction of Haiti. The event, founded by Clinton after he left office, is held the same week as the General Assembly at the United Nations, when most world leaders are in New York City. (Photo by Mario Tama/Getty Images)
Actor Tracy Morgan of "30 Rock" arrives for the 2010 White House Correspondents Dinner May 1, 2010 at a hotel in Washington, DC. AFP PHOTO/Mandel NGAN (Photo credit should read MANDEL NGAN/AFP/Getty Images)(Photo By: Mandel Ngan /AFP/Getty Images)
NEW YORK - JUNE 01: Actress Hilary Swank attends the opening ceremonies for the 2007 Blue Planet Run at The United Nations on June 01, 2007 in New York City. (Photo by Scott Wintrow/Getty Images) *** Local Caption *** Hilary Swank
US actress Lindsay Lohan arrive at the annual White House Correspondents' Association dinner in Washington on April 28, 2012. AFP PHOTO/Nicholas KAMM (Photo credit should read NICHOLAS KAMM/AFP/GettyImages)Photo By: NICHOLAS KAMM/AFP