On this Holy day, the Byzantine Catholic tradition commemorates four important events in the life of Jesus and his disciples leading up to his passion. These events are:
The washing of feet
The institution of the Eucharist
The agony at Gethsemane
The betrayal by Judas
On Holy Thursday, the Liturgy of St. Basil the Great is celebrated. The Holy Chrism is also known as Holy Myron is consecrated for the use in the administration of the Holy Mysteries, especially: Baptism, Christmation, Holy Orders and Holy Unction. In some Byzantine traditions, a foot-washing rite follows the Diving Liturgy.