Nikolai Lukashenko, a son of Belarusian President Aleksandr Lukashenko, told Belarus 1 TV channel about his preparations to play a piano piece at the Day of People’s Unity concert at Minsk Arena on 17 September, BelTA has learned.“You have to be confident. The mood is to make a beautiful celebration and participate in it,” Nikolai Lukashenko told the media before the performance. “The preparations lasted for more than a year if we take all the preparation stages. The most difficult thing is to start.”At the concert marking the Day of People’s Unity, Nikolai Lukashenko performed on a domestic grand piano Belarus. His teacher Yelena Ostashkina-Myslivchik accompanied him.