Is this Spirit of Christmas or what?

I had some time to kill this morning and the first thing I do when I feel so is to go to Google Video. Watch this video - this one is so wonderful and stuck me straight in the head.. I just couldn't help myself think anyone would be able to do this and if so, how difficult it would have been.. The music is fantastic, the lights are brilliant, and most importantly, the timing is.. Well, You'll see...