This is by far the best holiday tree program available for the Mac. In fact, it is why I became a switcher... there just isn't any other holiday tree program that is nearly as elegant and functionally astonishing as this. To be fair, there is a pretty slick Kwanzaa candelabra for the Commodre 64, but I digress.
Of course, I have come to expect this from J. Schilling as he has a history of producing best of breed apps (see MacBarfX, BinClocken, Power Orgasm and Poop Alerts for examples of his genious (Power Orgasm in particular caused quite a stir on my parent's church's laptops).