CeeLo’s first album of Christmas songs sees the R&B giant delivering a soulful spin on the holiday, with a bevy of guests to help him set the yuletide mood. Christina Aguilera joins him for an elegantly old-fashioned take of “Baby It’s Cold Outside,” the two singers dancing around each other like snowflakes in a flurry, while even The Muppets join the fun on the jovial “All I Need Is Love.”