The Serbs have many traditions'. The Slava is an exclusive custom of the Serbs, each family has one patron saint that they venerate on their feast day. The Serbian Orthodox Church uses the traditional Julian Calendar, as per which Christmas Day (December 25) falls currently on January 7 of the Gregorian Calendar, thus the Serbs celebrate Christmas on January 7, shared with the Orthodox churches of Jerusalem, Russia, Georgia, Ukraine and the Greek Old Calendarists.