Shiri Appleby stars in this American Christmas comedy. After spending Christmas Eve alone, 34-year-old Kristin (Appleby) awakens the next morning to discover she has been transported 17 years into the past to relive a disastrous Christmas with her now estranged family. But this time she has the opportunity to change her past and future by helping her 17-year-old self (Hannah Marks) to avoid some of her previous mistakes.