Orange and black are Halloween colors because orange is associated with the Fall harvest and black is associated with darkness and death.
Jack o’ Lanterns originated in Ireland where people placed candles in hollowed-out turnips to keep away spirits and ghosts on the Samhain holiday.
Halloween was brought to North America by immigrants from Europe who would celebrate the harvest around a bonfire, share ghost stories, sing, dance and tell fortunes.
Halloween is the 2nd most commercially successful holiday, with Christmas being the first.
Bobbing for apples is thought to have originated from the roman harvest festival that honors Pamona, the goddess of fruit trees.
Black cats were once believed to be witch’s familiars who protected their powers.