Stephen King's classic tale about a trusted family pet that is transformed into a rabid killing machine was one of his earlier works, being published in 1981 and adapted for film just two years later.
One of his most famous books, it was also one that, astonishingly, he claims that he "barely remembers writing at all", coming as it did during a time when King was drinking heavily.
So, how dog-eared is your copy of Cujo? Do you remember the story furry, furry well? Take our quiz and find out.