In 1966, single guy David's plans for a simple Christmas are dashed when his neighbor Stephanie arrives with news that she won a contest to have Tommy Saunders' Christmas Eve TV special broadcast live from her house - but used his address. In 1981, John and Lizzie learn that this will be their last Christmas on Cherry Lane after John receives a job offer in Michigan and Lizzie finds out she's pregnant. In 2000, best friends Matt and Rebecca find unexpected feelings developing as they try to find out who is behind a series of Christmas-themed random acts of kindness.