Stars at the holidays
Actress Sarah Hyland and singer Jordin Sparks attend Delta Air Lines' annual Holiday in the Hangar Celebration at LAX Airport on Dec. 10, 2014, in Los Angeles.
Rosario Dawson
Actress Rosario Dawson and 100 elves spread holiday cheer at Winter Village at Bryant Park Ice Rink on Dec. 2, 2014, in New York.
Duchess Kate
Catherine, Duchess of Cambridge, helps to wrap Christmas presents during a visit to the Northside Center for Child Development on Dec. 8, 2014, in New York.
Tom Hanks and Rita Wilson
Tom Hanks and Rita Wilson host the National Park Foundation and Google's "Made with Code" National Christmas Tree Lightening Ceremony on Dec. 4, 2014, in Washington.
Kim Kardashian
From left, Jason Binn, Kim Kardashian and Bruce Weber attend the 19th annual ACRIA Holiday Dinner at Skylight Modern on Dec. 10, 2014, in New York.
Ne-Yo
Ne-Yo performs at the National Park Foundation and Google's "Made with Code" National Christmas Tree Lightening Ceremony on Dec. 4, 2014, in Washington.
Fifth Harmony
Fifth Harmony performs at the National Park Foundation and Google's "Made with Code" National Christmas Tree Lightening Ceremony on Dec. 4, 2014, in Washington.
Chely Wright
Chely Wright performs at the National Park Foundation and Google's "Made with Code" National Christmas Tree Lightening Ceremony on Dec. 4, 2014, in Washington.
Patti LaBelle
Patti LaBelle performs at the National Park Foundation and Google's "Made with Code" National Christmas Tree Lightening Ceremony on Dec. 4, 2014, in Washington.
Mariah Carey
Mariah Carey performs at the 82nd annual Rockefeller Christmas Tree Lighting Ceremony at Rockefeller Center on Dec. 3, 2014, in New York.
Mariah Carey
A general view of the atmosphere as Mariah Carey performs at the 82nd annual Rockefeller Christmas Tree Lighting Ceremony at Rockefeller Center on Dec. 3, 2014, in New York.
LeAnn Rimes
Singer LeAnn Rimes performs on stage at the 82nd annual Rockefeller Christmas Tree Lighting Ceremony at Rockefeller Center on Dec. 3, 2014, in New York.
Mariah Carey
Queen Of Christmas, Mariah Carey, performs her holiday smash hits at the Beacon Theatre on Dec. 15, 2014, in New York.
Cyndi Lauper and Billy Porter
Singer-songwriter Cyndi Lauper and actor Billy Porter attend the 82nd annual Rockefeller Christmas Tree Lighting Ceremony at Rockefeller Center on Dec. 3, 2014, in New York.
Darius Rucker
Musician Darius Rucker performs at the 82nd annual Rockefeller Christmas Tree Lighting Ceremony at Rockefeller Center on Dec. 3, 2014, in New York.
Prince Royce
Singer-songwriter Prince Royce performs on stage at the 82nd annual Rockefeller Christmas Tree Lighting Ceremony at Rockefeller Center on Dec. 3, 2014, in New York.
Trisha Yearwood
Singer Trisha Yearwood attends the 82nd annual Rockefeller Christmas Tree Lighting Ceremony at Rockefeller Center on Dec. 3, 2014, in New York.
Pentatonix
From left, singers Avi Kaplan, Kirstie Maldonado, Scott Hoying, Mitch Grassi, and Kevin Olusola of Pentatonix perform at the 82nd annual Rockefeller Christmas Tree Lighting Ceremony at Rockefeller Center on Dec. 3, 2014, in New York.
Dean Cain
Dean Cain and Farmland rally with Santa Claus in Herald Square Park pledging #BaconForSanta to help fight hunger this holiday season with Feeding America on Dec. 4, 2014, in New York.
Lady Gaga and Tony Bennett
Lady Gaga and Tony Bennett view the H&M Holiday Campaign at H&M Flagship Store in Times Square on Dec. 3, 2014, in New York.
Rosario Dawson
Rosario Dawson kicks off Operation "Give With Gusto" in New York with NESCAFE Dolce Gusto and 100 Holiday Elves on Dec. 2, 2014, in New York.
Queen Latifah
Queen Latifah attends the JCPenney Holiday Event with the Boys & Girls Club at Glendale Galleria on Dec. 1, 2014, in Glendale, California.
Sarah Hyland
Actress Sarah Hyland is photographed on the beach at at Aulani, a Disney Resort & Spa, during production of "Disney Parks Frozen Christmas Celebration" on Nov. 30, 2014, on the island of Oahu in Hawaii.
Gavin DeGraw
Gavin DeGraw performs "I'll Be Home For Christmas" at Aulani, a Disney Resort & Spa, during production of "Disney Parks Frozen Christmas Celebration" on Nov. 30, 2014, on the island of Oahu in Hawaii.
Chrissy Tiegen
Model Chrissy Tiegen gets in the holiday spirit 2014's Buffalo David Bitton's Guys Night Out at Lord & Taylor in New York City.
Ne-Yo
Ne-Yo performs at the National Park Foundation and Google's "Made with Code" National Christmas Tree Lightening Ceremony on Dec. 4, 2014, in Washington, DC.
Patti LaBelle
Patti LaBelle performs at the National Park Foundation and Google's "Made with Code" National Christmas Tree Lightening Ceremony on Dec. 4, 2014, in Washington, DC.
Iggy Azalea
From left, Roxy Romeo, Valentine of Y100 and Iggy Azalea attend Y100’s Jingle Ball 2014 at BB&T Center on Dec. 21, 2014, in Miami, Florida.