(Royal court music of celebratory ceremony for the newborn princes and princesses)
the celebratory ceremony of the newborn princes and princesses. The celebratory ceremony was dated back to the Ayuthaya period and was appeared in the Royal Decree. In the Rattanakosin period, King Rama I passed the royal decree to include the royal celebration as one of the mandatory royal ceremonies. There is evidence showing that the royal lullaby was performed for the last time to accompany the royal celebration of Prince Prachadhipoksakdhidej's one-month birthday anniversary during the reign of King Chulalongkorn. The date of the first royal ceremony of newborn princes and princesses which was accompanied by Wong Khab Mai was unknown.