A narrator explains three of the bigger December holidays: Posadas, Chanukah, and Christmas. Various families celebrate these holidays with their festive traditions. The narrator tries to educate the viewer on the families’ behavior and how it relates to the origins of the holidays.
When Blitzen announces his retirement on December 21st, a miniature horse has 3 days to fulfill his lifelong dream of earning a spot on Santa's team at the North Pole try-outs.