Halloween is an annual holiday observed on October 31. It has roots in the Celtic
festival of Samhain and the Christian holiday All Saints' Day, but is today largely a secular
Common Halloween activities include trick-or-treating,
wearing costumes and attending costume parties,
carving jack-o'-lanterns, ghost tours, bonfires, apple bobbing,
visiting haunted attractions, committing pranks, telling ghost stories or other frightening tales,
and watching horror films.