Holy Week by some parishes of the Roman Rite of the Catholic Church, of the Polish National Catholic Church, of Anglicanism, of other Protestant churches such as Lutheranism, and of Western Rite Orthodoxy within the Eastern Orthodox Church. In the Catholic Church, "tenebrae" is the name given to the celebration, with special ceremonies, of Matins and Lauds, the first two hours of the Liturgy of the Hours, of the last three days of Holy Week. Maundy Thursday (also known as Holy Thursday) commemorates the Last Supper, where Christ lays out the model for the Eucharist or Holy Communion. During the meal, Jesus
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