Zero is a character in The Nightmare Before Christmas. He is Jack Skellington's pet ghost dog. Oh no! This Halloween article has serious gaps or missing content for the topic. Did the monsters take it? How scary! Can you help fix it? You go that way, and I'll go this way... Retrieved from "https://halloween.fandom.com/wiki/Zero_(The_Nightmare_Before_Christmas)?oldid=30197" Categories: Article stubs Characters The Nightmare Before Christmas Ghosts Community content is available under CC-BY-SA unless otherwise noted.