Supermodel Heidi Klum decorates a holiday tree with Wildlife by Heidi Klum Jewelry for QVC at a launch at the Four Seasons Hotel Los Angeles on Nov. 21, 2011, in Beverly Hills, Calif.
Singer Enrique Iglesias performs at halftime during the Thanksgiving Day game between the Miami Dolphins and the Dallas Cowboys at Cowboys Stadium in Arlington, Texas, on Nov. 24, 2011.
Multi-platinum Canadian singer Michael Buble speaks to the media during a brief press conference in the Brown Thomas store in Dublin, Ireland, on Nov. 18, 2011. Buble is in Dublin promoting his new Christmas album.
Actress Debi Mazar sits atop a turkey float during the 85th Annual Macy's Thanksgiving Day Parade on Nov. 24, 2011, in New York.
Actor Kirk Douglas and celebutante Kim Kardashian pose for photos as celebrities turn out to feed the homeless and the needy at the Los Angeles Mission on Nov. 23, 2011.
Actor Kirk Douglas (seated) feeds his wife, Ann Buydens, turkey as celebrities turn out to feed the homeless and the needy at a lunchtime meal at the Los Angeles Mission on Nov. 23, 2011.
Actress Jessica Alba hosts a private holiday dinner at Soho House in Los Angeles on Nov. 16, 2011, to mark the Swarovski Elements And Rodeo Drive Holiday Lighting Ceremony.
Actor Matthew Modine poses with Santa Claus at the the 2011 Radio City Christmas Spectacular opening at Radio City Music Hall in New York on Nov. 16, 2011.
Actress Kelly Bensimon attends the 2011 Radio City Christmas Spectacular opening night at Radio City Music Hall on Nov. 16, 2011, in New York.
Singer Avril Lavigne bowls during the Picksie 2.0 launch party at Lucky Strike Lanes & Lounge on Nov. 22, 2011, in New York.
Actress Olivia Wilde unveils the Swarovski Star for the 2011 Rockefeller Center Christmas Tree on Nov. 16, 2011, in New York.
Camilla, Duchess of Cornwall, meets shopkeepers and guests in the Burlington Arcade where she switched on the Christmas Lights on Nov. 23, 2011, in London.
Actress Jennifer Hudson arrives at the Swarovski Elements Rodeo Drive Lighting Ceremony in Beverly Hills, Calif., Nov. 21, 2011. An art installation created using LED lights and Swarovski Elements was lit to celebrate the holiday season.
Actor Chris Meloni, formerly of NBC's "Law & Order: Special Victims Unit," poses with Rockettes, Nov. 16, 2011, for the opening night of the 2011 edition of the Radio City Christmas Spectacular honoring the garden of dreams foundation at Radio City Music Hall in New York.
Model Rosie Huntington poses on the opening day of the new Marks and Spencer shop on the Champs Elysees avenue in Paris on Nov. 24, 2011.
Actress Audrey Tautou,center, attends the Christmas illuminations 2011 on Champs-Elysees on Nov. 23, 2011, in Paris.
Actress Audrey Tautou attends the Christmas illuminations 2011 on Champs-Elysees on Nov. 23, 2011, in Paris.
Lauren Conrad is holiday shopping with four teens from Children's Hospital Los Angeles at the Westchester Kohl's Department Store on Nov. 21, 2011, in Westchester, Calif.
Nicole Richie shops at Satine in Los Angeles on Nov. 26, 2011, to mark Small Business Saturday. In its second year, the promotion is aimed at helping the mom-and-pop stores in local communities, which face fierce competition from big-box rivals.
Actress Chloe Sevigny shops at Other Music in New York on Nov. 26, 2011, to mark Small Business Saturday.
Actor and "Dancing with the Stars" winner J. R. Martinez shops at Skillman Pets in Sunnyside, N.Y., on Nov. 26, 2011, to mark Small Business Saturday.
TV journalist Katie Couric shops at Corner Bookstore in New York on Nov. 26, 2011, to mark Small Business Saturday.
Model Christy Turlington shops at Torly Kid children's store in New York on Nov. 26, 2011, to mark Small Business Saturday.
Nicole Richie shops at Satine in Los Angeles on Nov. 26, 2011, to mark Small Business Saturday.
President Obama and his daughters, Sasha, left, and Malia, shop at Kramerbooks in Washington, D.C. on Nov. 26, 2011, to mark Small Business Saturday.