To find the literary snobs in your circle, all you have to do is mention that you plan on seeing 'The Girl On The Train' at the movies.
"Have you read the book?" "Read the book first!"
Yeah, we know.
While it's common knowledge that some of the most famous films were first novels -- The Hunger Games, The Fault In Our Stars, The Great Gatsby, Life Of Pi -- there are quite a few that are lesser known.
Like Die Hard! And Jaws! And Shrek! Yep, the big friendly green guy was first on paper, then screens.
Check out the below infographic for a comprehensive list of books-before-films. You can thank us after your next dinner party.
Infographic from Jonkers