Part 3: Advent and Christmas: Service of the Furnace: A liturgical drama of the Three Holy Children; Imperial Acclamations for Christmastide (MS Sinai 1234). Cappella Romana, a leading Byzantine music ensemble of virtuoso singers from Greece, England, and the United States, performs "Medieval Byzantine Chant: Advent and Christmas from St. Catherine's Monastery, Mt. Sinai, Egypt." The concert features music from the fourteenth and fifteenth centuries, including works by Manuel Gazes and St. John Koukouzeles. This concert is part of the Meyer Concert Series and was presented in conjunction with the Sackler exhibition In the Beginning: Bibles Before the Year 1000, and incooperation with the J. Paul Getty Museum exhibition Holy Image, Hallowed Ground: Icons from Sinai. Recorded live in the Meyer Auditorium November 30, 2006.