Festive fantasy based on the classic fairy tale. Festive fantasy based on the classic fairy tale. Laura Marano stars as aspiring singer-songwriter Kat Decker, who is routinely mistreated by her conniving stepmother Deirdre and stepsisters Grace and Joy Chanelle Peloso and Lillian . Forced to take a job as a singing elf at Santa Land, Kat meets Dominic, the lot\'s new Santa who gives her an invitation to the Wintergarden Gala, the biggest event of the year. However, when Kat\'s dreams of attending are dashed by her wicked stepmother, she seeks the help of her friend to find another way into the gala for a magical night to remember.