Traditionally celebrated as the morning Mass of Holy Thursday in Cathedrals. However, for pastoral reasons, many dioceses will hold the Chrism Mass earlier in the week, for example, the Diocese of Providence normally holds their Chrism Mass on the Monday evening of Holy Week.
INTROIT: 101. You have loved justice
RESPONSORIAL PSALM: 253. For ever I will sing
GOSPEL ACCLAMATION: 254. "Vexilla Regis"