By Dr. Jeff Mirus, Catholic Culture - You may have heard about the seven “O Antiphons” that close Advent and lead up to Christmas. One is assigned to each day from December 17th through December 23rd. Since all Sundays and Solemnities are celebrated beginning the evening before their calendar dates, and since Christmas is very definitely a Solemnity, there is no Advent O Antiphon on December 24th. Our in-house specialist in the liturgical year, Jennifer Gregory Miller, has been drawing attention to the “O Antiphons” ...