Adele poses backstage with her six awards at the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. Adele won awards for best pop solo performance for "Someone Like You," song of the year, record of the year, and best short form music video for "Rolling in the Deep," and album of the year and best pop vocal album for "21." (AP Photo/Mark J. Terrill)
President Barack Obama talks with David Letterman on the set of the "Late Show With David Letterman" at the Ed Sullivan Theater, Tuesday, Sept. 18, 2012, in New York. (AP Photo/Carolyn Kaster)
Performer John Mellencamp, right, and actress Meg Ryan, center, watch Dale Watson perform at the start of Farm Aid 2012 concert at Hersheypark Stadium in Hershey, Pa., Saturday, Sept. 22, 2012. (AP Photo/Jacqueline Larma)
Prince William and his wife Kate, the Duke and Duchess of Cambridge take their shoes off before entering a mosque in Kuala Lumpur, Malaysia, Friday, Sept. 14, 2012. (AP Photo/Mark Baker)
A model wears a design from the Philip Treacy Spring/Summer 2013 collection during London Fashion Week, Sunday, Sept. 16, 2012. (AP Photo/Jonathan Short)
Prince William and his wife Kate, the Duke and Duchess of Cambridge walk through the rainforest in Danum Valley Research Center in Danum Valley, Sabab, Malaysia, Saturday, Sept. 15, 2012. (AP Photo/ Vincent Thian, Pool)
Washington Redskins quarterback Robert Griffin III (10) poses for a photo with filmmaker Spike Lee, center, after an NFL football game against the New Orleans Saints in New Orleans, Sunday, Sept. 9, 2012. The Redskins won 40-32. (AP Photo/Matthew Hinton)
Comedian Adam Sandler hits a return during an exhibition match at the U.S. Open tennis tournament, Thursday, Sept. 6, 2012, in New York. (AP Photo/Charles Krupa)
Argentina's Cristian David Correa, left, and Sabrina Amuchastegui compete during the 2012 Tango Dance World Cup stage finals in Buenos Aires, Argentina, Tuesday, Aug. 28, 2012. Couples from around the world competed in the finals Argentina's annual tango competition, the highlight of a two-week festival which this year honored Astor Piazzolla, the legendary composer and bandoneonista who revived the genre and infuriated purists by blending tango with rock music in the 1970s. (AP Photo/Natacha Pisarenko)
Actor Philip Seymour Hoffman accepts the Coppa Volpi for best actor on behalf of himself and Joaquin Phoenix for their roles in the film "The Master', during the 69th edition of the Venice Film Festival in Venice, Italy, Saturday, Sept. 8, 2012. (AP Photo/Andrew Medichini)
A model presents a design by Bora Aksu during his Spring/Summer 2013 show at London Fashion Week in London, Friday, Sept. 14, 2012. (AP Photo/Alastair Grant)
Annie Leibovitz answers questions during an interview before the opening of her exhibition at the Wexner Center for the Arts Friday, Sept. 21, 2012, in Columbus, Ohio. Leibovitz's exhibition features work from her "Master Set," an authoritative edition of 156 images. (AP Photo/Jay LaPrete)
United Nations High Commissioner for Refugees (UNHCR) special envoy Angelina Jolie, gestures as she leaves the government palace, in Beirut, Lebanon, Wednesday, Sept. 12, 2012. Jolie met with Syrian refugees in Lebanon a day a visiting a refugee camp in Jordan. Jolie, who came along with U.N. High Commissioner for Refugees Antonio Guterres, held talks with Lebanese Prime Minster Najib Mikati. There are more than 60,000 Syrian refugees in Lebanon who fled their country's civil war. (AP Photo/Hussein Malla)
Performers from the Kunming Acrobatic Circus of China rehearse prior to the troupe's premiere in Bogota, Colombia, Friday, Sept. 14, 2012. (AP Photo/Fernando Vergara)
Jada Pinkett Smith, right, accompanied by her actor husband Will Smith, and their daughter Willow Camille Reign Smith, left, testifies before the Senate Foreign Relations Committee during a hearing on "The Next Ten Years in the Fight Against Human Trafficking: Attacking the Problem with the Right Tools" on Capitol Hill in Washington Tuesday, July 17, 2012. (AP Photo/Manuel Balce Ceneta)
U.S. singer and actress Katy Perry gestures as she poses for photos during the red carpet of her movie "Part of me 3D" premiere in Rio de Janeiro, Brazil, Monday July 30, 2012. (AP Photo/Felipe Dana)
Emma Stone, right, greets fans as Andrew Garfield takes a photo at the world premiere of "The Amazing Spider-Man" in Tokyo, Wednesday, June 13, 2012. (AP Photo/Itsuo Inouye)
Singer Jennifer Lopez performs in her "Dance Again" world tour that kicked off in Panama City, late Thursday, June 14, 2012. (AP Photo/Arnulfo Franco)
U.S. singer actress Tina Turner, right poses with Roberta Armani, niece of Giorgio Armani arrives for the Giorgio Armani fashion show held in Beijing, China, Thursday, May 31, 2012. (AP Photo/Ng Han Guan)
Miss Rhode Island Olivia Culpo, center, is surrounded by fellow contestants after being crowned Miss USA during the 2012 Miss USA pageant, Sunday, June 3, 2012, in Las Vegas. (AP Photo/Julie Jacobson)
Actress Reese Witherspoon, smiles during a press conference for Mud at the 65th international film festival, in Cannes, southern France, Saturday, May 26, 2012. (AP Photo/Lionel Cironneau)
U.S pop icon Madonna performs at the Ramat Gan stadium near Tel Aviv, Israel, Thursday, May 31, 2012. Pop music star Madonna is kicking off her new world tour in front of tens of thousands of ecstatic fans in Israel. (AP Photo/Ariel Schalit)
Luxembourg's Prince Guillaume and Countess Stephanie kiss on the balcony of the Royal Palace, with part of the Luxembourg coat of arms seen below, after their wedding in Luxembourg, Saturday, Oct. 20, 2012. (AP Photo/Michael Probst)
Actor Robert Pattinson poses for portraits during the 65th international film festival, in Cannes, southern France, Saturday, May 26, 2012. (AP Photo/Joel Ryan)
From left actors David Oyelowo, Zac Efron, Nicole Kidman and John Cusack arrive for the screening of The Paperboy at the 65th international film festival, in Cannes, southern France, Thursday, May 24, 2012. (AP Photo/Francois Mori)
Actress Kylie Minogue poses during a photo call for Holy Motors at the 65th international film festival, in Cannes, southern France, Wednesday, May 23, 2012. (AP Photo/Lionel Cironneau)
Actor Leonard Nimoy gives a "live long and prosper" sign after being awarded an honorary Doctor of Humane Letters degree during Boston University's commencement on the school campus in Boston, Sunday, May 20, 2012. The gesture was made popular by Nimoy while performing in the role of Spock during the television broadcast of the science fiction series Star Trek. (AP Photo/Steven Senne)
Singer Justin Bieber kisses actress Selena Gomez during the first half of an NBA basketball game as the San Antonio Spurs play the Los Angeles Lakers, Tuesday, April 17, 2012, in Los Angeles. (AP Photo/Jason Redmond)
Actor Will Smith poses upon his arrival for a press conference to promote his new movie "Men in Black III" in Seoul, South Korea, Monday, May 7, 2012. (AP Photo/Lee Jin-man)
Entertainer Shawn "Jay-Z" Carter smiles in between interviews, after a news conference at Philadelphia Museum of Art, Monday, May 14, 2012, in Philadelphia. The rapper announced plans for a two-day music festival in Philadelphia's at Fairmount Park, featuring nearly 30 acts "that embody the American spirit" on Labor Day weekend, Sept. 1 and Sept. 2, 2012. (AP Photo/Matt Rourke)
British singer Jessie J performs during the third annual ELLE Women in Music event, Wednesday, April 11, 2012, in Los Angeles. (AP Photo/Chris Pizzello)
Colombia's singer Shakira is surrounded by fans as she leaves after the inauguration of a child care center in Cartagena, Colombia, April 12, 2012. Shakira will sing the National Anthem of Colombia during the opening ceremony of the 6th Summit of the Americas in Cartagena on April 14. (AP Photo/Fernando Llano)
Lady Gaga, left, is welcomed by fans upon her arrival at Narita international airport in Narita, east of Tokyo, Tuesday, May 8, 2012. The American singer on a Asian tour schedules to hold three concerts this week in Saitama, north of Tokyo. (AP Photo/Shizuo Kambayashi)
US actor John Travolta, center right, poses with his fans taking photos of him, at the end of the photo call to promote his film ''Savage'', at the 60th San Sebastian Film Festival Cinema in San Sebastian northern Spain, Sunday Sept. 23, 2012. (AP Photo/Alvaro Barrientos)
Cast member Scarlett Johansson arrives at the premiere of "The Avengers" in Los Angeles, Wednesday, April 11, 2012. "The Avengers" will be released in theaters May 4, 2012. (AP Photo/Matt Sayles)
Taylor Swift, right, presents the award for male vocalist of the year to Blake Shelton at the 47th Annual Academy of Country Music Awards on Sunday, April 1, 2012 in Las Vegas. (AP Photo/Mark J. Terrill)
In this April 9, 2012 photo, singer Norah Jones poses for a portrait in New York. Jones' latest album, "Little Broken Hearts," was released on May 1. (AP Photo/Charles Sykes)
Lindsay Lohan leaves after a progress report on her probation for heft charges at Los Angeles Superior Court Thursday, March 29, 2012. A judge ended Lindsay Lohan's supervised probation on Thursday, giving the actress her freedom after nearly two years of constant court hearings and threats of jail. Lohan thanked Superior Court Judge Stephanie Sautner for her patience and let out a sigh of relief as she exited the courtroom after the brief hearing. (AP Photo/Reed Saxon)
Actor William H. Macy, right, gets a kiss from his wife, actress Felicity Huffman, after they both received stars in a double star ceremony on the Hollywood Walk of Fame in Los Angeles, Wednesday, March 7, 2012. (AP Photo/Chris Pizzello)
Britain's Prince Harry, left, smiles after greeting Brazil's model Fernanda Motta, right, during the award ceremony after playing a charity polo match in Campinas, Brazil, Sunday March 11, 2012. Prince Harry is in Brazil at the request of the British government on a trip to promote ties and emphasize the transition from the upcoming 2012 London Games to the 2016 Olympics in Rio de Janeiro. (AP Photo/Andre Penner)
Actor George Clooney, center, Rep. Jim Moran, D-Va, back, and Clooney's father, Nick Clooney, right, are arrested during a protest at the Sudanese Embassy in Washington, Friday, March 16, 2012. The demonstrators are protesting the escalating humanitarian emergency in Sudan that threatens the lives of 500,000 people. (AP Photo/Cliff Owen)
British musician Paul McCartney, left, and his wife Nancy Shevell attend the Stella McCartney fashion house presentation for Women's Fall-Winter, ready-to-wear 2013 fashion collection, during Paris Fashion week, Monday, March 5, 2012. (AP Photo/Jacques Brinon)
Best actress Meryl Streep, left, for "The Iron Lady" and best actor Jean Dujardin for "The Artist" pose with their awards during the 84th Academy Awards on Sunday, Feb. 26, 2012, in the Hollywood section of Los Angeles. (AP Photo/Joel Ryan)
Angelina Jolie presents an award during the 84th Academy Awards on Sunday, Feb. 26, 2012, in the Hollywood section of Los Angeles. (AP Photo/Mark J. Terrill)
Jennifer Lopez watches Chanel's ready to wear Spring-Summer 2013 collection, presented in Paris, Tuesday, Oct.2, 2012. (AP Photo/Thibault Camus)
Octavia Spencer accepts the Oscar for best actress in a supporting role for �The Help� during the 84th Academy Awards on Sunday, Feb. 26, 2012, in the Hollywood section of Los Angeles. (AP Photo/Mark J. Terrill)
Jessica Chastain, left, and Milla Jovovich arrive before the 84th Academy Awards on Sunday, Feb. 26, 2012, in the Hollywood section of Los Angeles. (AP Photo/Chris Pizzello)
Jean Dujardin arrives before the 84th Academy Awards on Sunday, Feb. 26, 2012, in the Hollywood section of Los Angeles. (AP Photo/Chris Carlson)
Jennifer Lopez, left, and Cameron Diaz present an award during the 84th Academy Awards on Sunday, Feb. 26, 2012, in the Hollywood section of Los Angeles. (AP Photo/Mark J. Terrill)
South Korean rapper Psy, center, performs "Gangnam Style" during his concert in Seoul, South Korea, Tuesday, Oct. 2, 2012. (AP Photo/Ahn Young-joon)
Billy Idol, right, is joined on stage by Michael Henrichsen, left, as Idol performs Friday, Oct. 26, 2012, in Seattle. Idol came to play in Seattle after Henrichsen launched a two-year grass-roots campaign to convince the rock star to play for his birthday party. (AP Photo/Ted S. Warren)
Models wear designs from the Spring/Summer 2013 Meadham Kirchoff collection at a central London venue, during London Fashion Week, Tuesday, Sept. 18, 2012. (AP Photo/Joel Ryan)
Kim Kardashian, center left, is surrounded by her fans who are attempting to have their photographs taken with her as she leaves a radio station in Melbourne, Australia Friday, Sept. 21, 2012. (AP Photo/Mal Fairclough)
Members of the cast of "Bridesmaids" Rose Byrne and Melissa McCarthy drink a toast to Martin Scorsese as they present an award during the 84th Academy Awards on Sunday, Feb. 26, 2012, in the Hollywood section of Los Angeles. (AP Photo/Mark J. Terrill)
Adele reacts after winning the award for best British Female Solo Artist during the Brit Awards 2012 at the O2 Arena in London, Tuesday, Feb. 21, 2012. (AP Photo/Joel Ryan)
Jennifer Hudson performs "I Will Always Love You" during the In Memoriam portion of the 54th annual Grammy Awards on Sunday, Feb. 12, 2012 in Los Angeles. (AP Photo/Matt Sayles)
The Zac Posen Fall 2012 collection is modeled during Fashion Week in New York, Sunday, Feb. 12, 2012. (AP Photo/Charles Sykes)
U.S. director Angelina Jolie poses during the photo call of the film In the Land of Blood and Honey at the 62 edition of the Berlinale, International Film Festival in Berlin Saturday, Feb. 11, 2012. (AP Photo/Gero Breloer)
U.S. pop singer Selena Gomez performs during a concert in Montevideo, Uruguay, Saturday, Feb. 11, 2012. (AP Photo/Matilde Campodonico)
From left, Prince Jackson, Blanket Jackson, Paris Jackson, Justin Bieber, and Katherine Jackson pose together after the hand and footprint ceremony honoring musician Michael Jackson in front of Grauman's Chinese Theatre in Los Angeles, Thursday, Jan. 26, 2012. The ceremony was held to celebrate the "Michael Jackson The Immortal World Tour" by Cirque du Soleil. (AP Photo/Matt Sayles)
Actor Christian Bale and his wife Sibi Blazic carry flowers as they visit a memorial to the victims of Friday's mass shooting, Tuesday, July 24, 2012, in Aurora, Colo. Twelve people were killed when a gunman opened fire during a late-night showing of the movie "The Dark Knight Rises," which stars Bale as Batman. (AP Photo/Ted S. Warren)
A model presents a creation of fashion designer Stephan Pelger at the Fashion Week in Berlin, Saturday, Jan. 21, 2012. (AP Photo/Markus Schreiber)
South Korean performers are suspended in midair to form a human net in a performance, called "Aphrodite" by Spanish theater company La Fura Dels Baus, in Seoul, South Korea, Friday, Oct. 5, 2012. The performance is part of the Hi Seoul Festival which runs from Oct. 1 through Oct. 7. (AP Photo/Lee Jin-man)