Wearing white, Gomez performed "Winter Wonderland" at Disney World in Orlando. Meanwhile, Carey catered fans flocking Disneyland in L.A. with "Oh Santa!" and "All I Want for Christmas Is You". Nick Cannon hosted the Orlando gig, and Ryan Seacrest hosted the L.A. concert.
"America's Got Talent" runner-up Evancho performed her rendition of "Pie Jesu" at the base of the Magic Kingdom castle surrounded by a choir. "American Idol" winner DeWyze opted to cover "Little Drummer Boy" at the annual family celebration.
