I got the pattern from this video:
The papers were from a AC paper selection I got from Tuesday Morning last year. I did mine as a 9 by 9 square. That made it easy to divide by 3.
The Merry Christmas stamp is very old and I think it was from a Stampin Up. I have had it for about 20 years. I think this was fast and simple. Hope you will give it a try. I am going to use them for neighbor gifts this Christmas.