His Grace Bishop Arsenije of Toplica served the Vigil service on the eve of the feast day, on Saturday, May 9th, 2015. On the feast-day itself His Holiness Serbian Patriarch Irinej officiated the Holy Hierarchal Liturgy with the concelebration of Their Graces Bishops Irinej of Australia-New Zealand and Arsenije of Toplica, Vicar of Serbian Patriarch; with the priesthood of the Archbishopric of Belgrade-Karlovci and other dioceses.
Retired Bishop Atanasije of Zahumlje-Herzegovina attended the service, while Church choirs Saint Sava and Mokranjac sang responses.
With the blessing of His Holiness, His Grace Bishop Irinej of the Metropolitanate of Australia and New Zealand preached on the life, activities and significance of Saint Sava.
The solemn celebration of the Patron Saint-day of the Memorial Cathedral of Saint Sava was attended by members of the Committee for construction of the Cathedral, as well as by Mr. Zoran Alimpic on behalf of the City government of Belgrade and representatives of public life of the City of Belgrade.