Holy (or Maundy) Thursday is beginning of the Paschal Triduum, the Liturgical period beginning with the Mass of the Lord’s Supper (Thursday) and ending with the Easter Vigil Mass (Saturday evening.) Holy Thursday commemorates the Last Supper of Jesus, when Jesus and his disciples celebrated Passover with a Seder and Jesus’ passion began. This Mass, … More Holy Thursday: the Shepherd and the Lamb