Commemorations: Octave of Christmas
After Terce, Commemoration of the Octave.
Proper Communicantes/Hanc Igitur: Proper Communicantes of the Nativity
Hymn Tone: Christmas
Matins: Ferial psalms
Lauds: Ferial psalms, Commemoration of the Octave
Prime: Ferial psalms, Verse = "Qui natus es"
Day hours: Ferial psalms
Vespers: First Vespers of the following transferred Sunday (festal psalms), Commemorations of St. Thomas Becket and of the Octave
Compline: Sunday psalms