Mariah Carey and Nick Cannon took their kids, Moroccan and Monroe, to Aspen for the holidays. The couple shared personal pictures from their holiday getaway, including a fun sledding outing, sweet moments by the tree, and Christmas-morning gift opening. Mariah and Nick have made a tradition of spending the season in Colorado, after traveling there in 2008. They're just a few of the celebrities who have showed off snaps from their Christmas celebrations as the year winds down. Make sure to take a look back at all the best of 2012 content as we head into the new year!