Lighting the candles
Before cutting the cake, the wedding couple will light up three auspicious candles (เทียนมงคล tian mong-kon).
This custom is taken from the lighting of ‘a unity candle’ in the west, it is especially popular in the United States. In Thai wedding party, a parent of a bride and groom will light a candle each then the wedding couple will light the candle in the middle together. It is performed to symbolize the joining together of the two families, and their love for the bride and the groom, into one united family.