When their only daughter Blair leaves the family nest, Luther and Nora Krank decide to book an island cruise to beat the yuletide blues and just skip the holidays. But their decision to boycott tradition has the whole neighborhood in an uproar, and when Blair calls on Christmas Eve to announce a surprise visit with her new fiancée, the Kranks have just twelve hours to perform a miracle and pull themselves and their neighbors together to throw the best celebration ever!

Harry Sanborn is an aged music industry exec with a fondness for younger women like Marin, his latest trophy girlfriend. Things get a little awkward when Harry suffers a heart attack at the home of Marin's mother, Erica. Left in the care of Erica and his doctor, a love triangle starts to take shape.