Radio and TV stations popularise Christmas by broadcasting Christmas carols and Christmas songs, including classical music such as the Hallelujah chorus from Handel's The Messiah.
Like many timeless carols, it speaks not just to the coming of Jesus Christ into a divided world, many years ago, but also of the relevance even today of the angel's message of peace and goodwill.
Songs sung to the sun god became Christmas carols celebrating Christ's birth after Christianity became the dominant religion in the region, and gifts exchanged in honor of the old god came to honor the new Christian deity.
But we'll sing Christmas trees and Christmas cake, Christmas dinner on a Christmas plate, Christmas carols on a cold, cold night, let it snow and make this Christmas white. Come on! Yeah!
The most famous example of this inaction was the unofficial 1914 Christmas Day truce, in which thousands of combatants from both sides exchanged gifts, sang carols, and mingled with each other for a few hours.
He had been so busy caring for his garden that he had not heard the other boys planning the part each would take when they sang carols the night before Three Kings' Day.
In what has become an annual holiday tradition, PNC bank calculates the prices of all 12 gifts from the carol and releases what they calls the Christmas price index.
She is likely to be supporting the Prince of Wales at the Cenotaph on Remembrance Sunday in November. She is also working on a carol service to take place in December.
Harry could not remember Sirius ever being in such a good mood; he was actually singing carols, apparently delighted that he was to have company over Christmas.