The day which you were born. Usually celebrated each year. Most celebratory customs derive from
paganism, including candles on the cake evolving from pagan's practice of surrounding the honoree with large candles to keep the evil spirits away for a year. Most widely celebrated birthday is that of
Jesus Christ on
December 25. However, the
Bible, does not mention the date of his birthday. Info given in the
Bible point to his birth being in October.