As the Kennish and Vasquez families prepare to celebrate Christmas in their traditional ways, Bay and Daphne find themselves living each other's lives as if the switch never happened on an all-new holiday-themed episode.
Deck the Halls (feat. Lea Thompson) — Switched at Birth Cast
Kathryn sings as she decorates the house when Bay begs her to stop.
At Sal's, Kathryn explains the Kennish's family Christmas traditions; Sal comes over and greets the family; Regina tells Kathryn about her and Daphne's traditions, they become at odds.
As Bay and Daphne prepared the garlic knots they find out that Bay in AU is the expert cook and not Daphne; Bay & Daphne panic when they figure out they forget truffle oil then Bay texts Emmett.
After putting the garlic knots into the oven Bay finds that AU Toby as found her then proceeds to hit on her and ask her out; Emmett text Bay allowing her to escape Toby.
Overshot of the Mission Hills; Bay turns up at Kathryn door with a gift then Kathryn invites her in; Regina drinks as she reads when Daphne knocks at her door, they apologize for the night before.
Have Yourself a Merry Little Christmas (feat. Katie Leclerc, D. W. Moffett & Lucas Grabeel) — Switched at Birth Cast
Kathryn sings for the family then join takes a voice followed by Toby then they all sing together as Bay, Regina & Daphne listen on the couch; Daphne signs the song as they finish then everyone joins.