Except when otherwise indicated, Gregorian Chant propers and ordinaries of the Mass are sung every Sunday at the 9:00 a.m. and 11:00 a.m. according to the 2002 Missale Romanum, and the 12:30 p.m. according to the 1962 Missale Romanum. Music is sung by the parish choirs and in Latin unless otherwise noted.