Jack Danger Skellington is a skeleton known as the "Pumpkin King" of Halloween Town, a fictional worl based solely on the holiday of Halloween. He is the main male protagonist of The Nightmare Before Christmas film and games. Normally, he is dressed in a black pin-striped suit and a bow tie resembling a bat. He has a pet ghost dog named Zero, who has a small glowing nose that looks like a jack'o'lantern. His love interest is Sally, a rag doll created by Dr. Finklestein. Jack Skellington is a well-loved character and is a popular design on bags, clothes, umbrellas, and other items. According to Ultimate Disney.com's Top 25 Heroes, Jack is #25.