Partners In Rhyme is offering this rendition of O Come All Ye Faithful for free royalty free use for any of your personal or commercial Christmas projects.
O Come All Ye Faithful (right-click on this link to download)
We also have renditions of all the Christmas favorites in a wide variety of styles and genres. Here is a handy list of links our collection a royalty free Christmas tracks sorted by title:
Hope this list helps you with your Christmas multimedia projects.
Let me know if you have any questions.