In an episode ofThe List Showfrom Mental Floss, author John Green dropped some serious knowledge about all our favorite rom coms.

Here are just a few of the fun facts mentioned in the video:

Watch the full video below for more fun facts.

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Image may contain John Green Human Person M. Night Shyamalan Glasses Accessories Accessory Shelf and Electronics

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Image may contain John Green Human Person Amy Heckerling Glasses Accessories Accessory and Shelf

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Image may contain Vince Vaughn John Green Human Person Poster Zooey Deschanel Glasses and Accessories

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Image may contain John Green Human Person Shelf Glasses Accessories Accessory Tyra Banks and Dorothy Stratten

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Image may contain Colin Firth John Green Human Person Rene Zellweger Glasses Accessories Accessory and Shelf

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