Maundy Thursday is generally held on the morning of Maundy Thursday, but may in some dioceses take place on another day during Holy Week. It is often the largest annual gathering of clergy and faithful held in most dioceses. In some dioceses, attendance is sufficiently significant that, due to limited seating, tickets are distributed to parishes. The Mass is a celebration of the institution of the priesthood with Jesus' words at the Last Supper, "Do this in memory of me." During the Mass, those present are called to renew their baptismal promises; priests/ministers and deacons also reaffirm their ministry by renewing the
Easter Monday Liturgy; while this is prescribed for all days of that week, often they are only celebrated on Monday and maybe a couple of other days in parish churches, especially in non-Orthodox countries. Also, when the calendar date of the feast day of a major saint, "e.g.", St. George or the patron saint of a church or one's name day, falls during Holy Week or on Easter Sunday, the saint's day is celebrated on Easter Monday. Easter Monday is an official holiday in the following countries. Nations on this list indicated as "Eastern Christian" observe Easter according to the Julian Calendar