The much-loved Pixar movie Monsters Inc. is celebrating its 15th anniversary – and even though it’s hard to believe it’s been that many years since we were first introduced to Sulley, Mike Wazowski and Boo, what we do know is that it’s still one of the most popular Disney animated films around.

With the movie bringing much success, and even going on to have a sequel with Monsters University, you may think you’ve seen it enough times to know all there is to know about the hilarious, light-hearted film.

But that’s where you’re mistaken, as here we have 18 fun-filled behind the scenes secrets that you never got told about Monsters Inc. 

 

 

1. The Idea For Monsters Inc. Arose In 1994

Pixar actually came up with the idea for the animated film in 1994, seven years before it was actually released. The producers thought up the world of Monsters Inc. in a quick lunch meeting, also coming up with the ideas for the movies Finding Nemo, Wall-E and A Bug’s Life.