Kids dress up in costumes like witches, vampires, or pirates for Halloween. They go trick-or-treating, saying "trick-or-treat" to get candy which they carry home in a pillowcase. Houses hand out candy and have jack-o-lanterns carved from pumpkins lit with candles inside. Monsters associated with Halloween include vampires that drink blood, mummies wrapped in bandages, and werewolves that transform during a full moon. Witches have pointy hats, fly on brooms, keep black cats as pets, and may cast spells to turn others into frogs using potions from their cauldrons. Haunted houses contain ghosts that say "