<iframe width="560" height="315" src="http://www.youtube.com/embed/htYlycJEZvY" frameborder="0" allowfullscreen></iframe> Imagine the electric bill...
No way the October electric bill could exceed the cost of buying, installing, and programming the lights. That's where the money was spent.
That's low budget compared to some of the Christmas ones I've seen. At least it's different for Halloween, though.