While home in West Virginia, classical violinist Beth (Heather Hemmens) had an ugly run-in at the music store with widowed country recording artist Sean (Luke MacFarlane). Sean's little daughter Katie (Maria Nash) still connived to get Beth as a tutor... and maybe arrange some harmony. "Christmas in My Heart" co-stars Sheryl Lee Ralph. Then, in "My Christmas Family Tree," an ancestry test lined up social worker Vanessa (Aimee Teegarden) with Richard (James Tupper), the birth father she never knew. Overwhelmed, he insists she holiday with his family... What does she do when the DNA company says they messed up?