Although traditionally a Christian holiday, Christmas is widely celebrated by many non-Christians, andsome of its popular celebratory customs have pre-Christian or secular themes and oria special meal,and the display of various decorations; including Christmas trees, lights, and garlands, mistletoe, nativity scenes, and holly. In addition, Father Christmas (known as Santa Claus in North America and Ireland) is a popular mythological figure in many countries, associated with the bringing of gifts for children.