Traditional Halloween Costuming
In ancient Ireland, one story says that on Samhain the disembodied spirits of all those who had died throughout the preceding year would come back in search of living bodies to possess for the next year. It was believed to be their only hope for the afterlife. The Celts believed all laws of space and time were suspended during this time, allowing the spirit world to intermingle with the living.
Naturally, the still-living did not want to be possessed. So on the night of October 31, villagers would extinguish the fires in their homes, to make them cold and undesirable. They would then dress up in all manner of ghoulish outfits (similar to today's Halloween Costumes, and noisily parade around the neighborhood, being as destructive as possible in order to frighten away spirits looking for bodies to possess