 The official opening of the Mailyovs' Theatre was scheduled on 28 February 1911.Daniel Mailov notified Nezhdanova of the ceremony by telegramme beforehand, and the renowned soprano became the first singer to perform at the new opera house.Most of Baku's multiethnic elite attended the event; among the ones not present was the opera singer who had not invited the Mailovs to his housewarming ball.