Princess Maha Chakri Sirindhorn assists Thailand's King Bhumibol Adulyadej (C) as he delivers his birthday speech from the balcony of the Grand Palace together with Queen Sirikit (3rd R), Crown Prince Maha Vajiralongkorn (2nd R), Princess Chulabhorn (L) and other members of royal family in Bangkok in this December 5, 2011 file photo. Reuters

Princess Maha Chakri Sirindhorn assists Thailand’s King Bhumibol Adulyadej (C) as he delivers his birthday speech from the balcony of the Grand Palace together with Queen Sirikit (3rd R), Crown Prince Maha Vajiralongkorn (2nd R), Princess Chulabhorn (L) and other members of royal family in Bangkok in this December 5, 2011 file photo. Reuters

Princess Maha Chakri Sirindhorn assists Thailand's King Bhumibol Adulyadej (C) as he delivers his birthday speech from the balcony of the Grand Palace together with Queen Sirikit (3rd R), Crown Prince Maha Vajiralongkorn (2nd R), Princess Chulabhorn (L) and other members of royal family in Bangkok in this December 5, 2011 file photo. Reuters

October 13, 2016 8:30 PM (UTC+8)