Christmas carols all usually follow the same formulaic pattern in their lyrics, especially the classic ones.
So if you ever find yourself stuck attending mass at Christmastime because you're staying at your parents' house and that was the agreement, you can expect to sing about the following: harking angels, jingling bells, joy to this, o'holy that, a twelve gauge shotty — wait, what?
In a hilarious turn of events, Sri Lankan churchgoers were stunned to find their hymn booklets containing one very nontraditional version of "Hail Mary" that probably went over a lot better with the hip-hop fans in the crowd than the grey-haired beauties.