Didn't happen. For a variety of reasons. The first of which is that I don't own a festive hat nor do I have the time to gather pine boughs and weave them through his mane. Instead of that, I clipped a crinkled red ribbon to his mane and then spent the next fifteen minutes trying to convince him that there were NO COOKIES in my pockets so please STAY OVER THERE!
Here is the result. Click photos to enlarge.