Halloween, a holiday observed annually on October 31 and noted for its pagan origins and its Christian roots as well as its secular traditions. In much of Europe and most of North America, observance of Halloween is today largely nonreligious, celebrated with parties, spooky costumes, pumpkin carvings called jack-o’-lanterns, and trick or treat. During Halloween, one of the world’s oldest holidays, the U.S., England, Ireland and Mexico celebrate with unique traditions and activities. Halloween originated with the ancient Celtic. This covers the three days – October 31 (All-Hallows Eve or Halloween), November 1 (All Saints) and November 2 (All Souls). All Hallows' is a Christianized holiday and originated in Ireland. Halloween, [a] also known as All Hallows' Eve, [9] or All Saints' Eve, [10] is a celebration observed in many countries on 31 October, the eve of the Western Christian feast of All Hallows' Day. While you’re browsing our selection of Halloween costumes for kids or baby costumes, don’t forget to treat yourself to a little Halloween fun. We have a large selection of adult costumes, sexy costumes, and even pet costumes. Browse an incredible selection of officially licensed costumes for men, women, kids, and even pets, featuring fan-favorite characters from movies, TV shows, video games, horror classics, and pop culture trends. All but one of the films focus on serial killer Michael Myers, who was committed to a sanitarium as a child for the murder of his sister, Judith Myers, in 1963. Fifteen years later, in 1978, he escapes to stalk and kill the people of the fictional town of Haddonfield, Illinois. Halloween is a holiday celebrated each year on October 31. The tradition originated with the ancient Celtic festival of Samhain, when people would light bonfires and wear costumes to ward off. Shop Halloween indoor decor, outdoor decor, costumes, candy, party supplies and entertainment at Target for spooky fun. Free shipping on orders $35+. Shop Spirit Halloween for an incredible selection of Halloween Costumes, Halloween Decorations, Halloween Accessories, and Halloween Makeup. Fast shipping & huge selection!.