The Nightmare Before Christmas is a stop-motion animated film that was released in 1993. It follows the story of Jack Skellington, the Pumpkin King, who accidentally discovers Christmas Town and decides to take over the holiday. The film combines elements of horror and fantasy, making it a unique and memorable experience. It's available to watch on a number of streaming services, including Disney+, Netflix, and Amazon Prime. You can also purchase a copy of the movie to watch at home.