Merry Christmas

So you think you know a lot of Christmas Songs? How many of the following songs can you identify from the initials of the first line of the song. For example, OCAYF would be "Oh Come All Ye Faithful". We will provide you the initials, you fill in the first line or the title or both. Note - there is no punctuation except for the ' (apostrophy) in any contractions. Any commas, periods or other punctuation have been left out. While capitalization is not necessary, spelling counts.