Rokiah Mahmud Sounds of the 21-cannon salute echoed the festive air accompanied by the beating of hadrah to mark the opening of the Grand Parade for the 76th birthday celebration of His Majesty Sultan Haji Hassanal Bolkiah Mu’izzaddin Waddaulah ibni Al-Marhum Sultan Haji Omar ‘Ali Saifuddien Sa’adul Khairi Waddien, Sultan and Yang Di-Pertuan of Brunei