At first it looks as though this is simply a documentary about an Idaho eccentric who drove his neighbours mad with a Christmas lights display that drew thousands of visitors. Then it gets darker... The ensuing distress is distressing to watch.

It is an extraordinary portrait of a man who is convinced he cannot be wrong, who will always position himself - at least in his own mind - as the persecuted victim struggling to do right.

If your holiday dinner table sees some heated arguments this year, just be glad if it doesn't result in an actual melee, with armed standoffs in front of a blow-up Santa Claus.

The debate over individual rights versus community standards is shown in this fascinating documentary about how one man's determination to have a public Christmas celebration in his front yard turned into an epic legal battle with a homeowner association.