Halloween The Celtic people of Ireland celebrated a festival called Samhain, which means the end of summer. During this time crops were harvested and animals were slaughtered to prepare for the long, cold winter. The Celtics belived that the worlds between the dead and the living could communicate because the air was the thinnest during this time. So October 31 was known as The eve of all Hallows, Hallows even, and eventually Halloween. There are many stories that explain how the traditions of Halloween were formed, so no one knows exactly how Halloween came to be. One myth is that on this day the disembodied spirits of all those who died throughout the proceeding year would come back in