Gregorian Chant:Antiphona ad Introitum

1. First Sunday of Advent

2. Christmas Midnight Mass

3. Palm Sunday

4. Easter Sunday Mass

5. Pentecost Day

6. Ember Saturday after Pentecost / Pentecost Vigil

7. 18th Sunday after Pentecost /24th Sunday of the Year

8. Common of the Dedication of a Church