Samhain step from guising to playing pranks". Playing pranks at Samhain is recorded in the Scottish Highlands as far back as 1736 and was also common in Ireland, which led to Samhain being nicknamed "Mischief Night" in some parts. Wearing costumes at Halloween spread to England in the 20th century, as did the custom of playing pranks, though there had been mumming at other festivals. At the time of mass transatlantic Irish and Scottish immigration, which popularised Halloween in North America, Halloween in Ireland and Scotland had a strong tradition of guising and pranks. Trick-or-treating may have come from the custom
Samhain unknown. Hutton says it may be that no religious rites are mentioned because, centuries after Christianization, the writers had no record of them. Hutton suggests Samhain may not have been "particularly" associated with the supernatural. He says that the gatherings of royalty and warriors on Samhain may simply have been an ideal setting for such tales, in the same way that many Arthurian tales are set at courtly gatherings at Christmas or Pentecost. Samhain was one of the four main festivals of the Gaelic calendar, marking the end of the harvest and beginning of winter. Samhain customs are mentioned in