Elizabeth helps Allie plan a birthday dance, and Nathan struggles with Allie growing up. Rosemary and Bill team up again to investigate a train robbery. Lucas lends Edie a hand.
As Christina prepares her restaurant for Christmas, a DNA test reveals that she's Jewish! The discovery leads her to a new family and a new, unlikely romance over eight crazy nights.
A modern-day EMMA finds David Martinez being secretly set up with his daughter's teacher when the young girl begins a matchmaking business for a school project.