HRH Prince Haji Al-Muhtadee Billah, the Crown Prince and Senior Minister at the Prime Minister's Office and HRH Paduka Seri Pengiran Anak Isteri Pengiran Anak Sarah last evening attended an official dinner hosted by Dr Tony Tan Keng Yam, President of the Republic of Singapore and Mrs Tan, in honour of the official visit of Their Royal Highnesses to the Republic of Singapore. The function was held at the Istana, Singapore. Accompanying Their Royal Highnesses were HRH Prince 'Abdul Malik and Prince Abdul Qawi. - INFOFOTO - Borneo Bulletin (10th January 2012)