New Year's Day is an Holy Day of Obligation in which we are obligated to attend Mass under pain of mortal sin.
Monday, December 31st
5:30pm - Vigil Mass (sung in English, no incense)
Tuesday, January 1st
9am - Solemn Mass (Solemn Mass, Latin Chant, Incense)
5:30pm - Low Mass (spoken, no music, no incense)