Having overslept on the day he is supposed to deliver his sleighful of presents, Santa finds everything going wrong as he frantically scrambles to get ready for the big job.
Young Anja, whose greatest dream is to be one of Santa's elves, makes friends with the animals that guide her on the journey from her home in the far North to meet Santa.
When Santa Mouse's sleigh breaks down and his ratdeer desert him in the middle of the forest, a little mouse named Rosie knows just what to do to restore the spirit of Christmas.
Ashamed of his crown of antlers, the reindeer retreats to the lonely northern wastelands, but many years later his descendants find their antlers useful when they help Santa Claus one Christmas Eve.
When Liza, Howie, Eddie and Melody discover that Santa's reindeer are all at the Bailey City Zoo with terrible colds, Eddie becomes determined to do what he can to save Christmas.
When Chris expresses doubt about the existence of Santa Claus, his older sister Sophie reveals that their aunt is really Santa's sister and helper and then sends him on a strange journey.