Heres everything to know about the inspiration behind the modern classic that made over $118 million worldwide.

So if youve never seen this cinematic staple before, come back after addressing your romance genre blind-spot pronto.

Warning: This article contains spoilers forThe Notebook.

Ryan Gosling and Rachel McAdams in The Notebook

Credit:Everett

What isThe Notebookabout?

Who is the real couple Nicholas Sparks basedThe Notebookon?

Cathy cared for them and visited them regularly over the years.

Ryan Gosling and Rachel McAdams in The Notebook

Everett

Getty

The next day, Cathy asked him whether he loved her.

Of course I do, was his response.

Then youre going to do something for me, Cathy replied back.

Nicholas Sparks, author of The Notebook

Getty

That something was a heart-swelling task.

The old couple had no idea that they were coming and were elated by the turn of events.

What I most remember from that day is the way they were treating each other, he wrote.

How much of the romance is truthful to the real story?

Here are the thingswedoknow aboutThe Notebook.

The blue-eyed Gosling wore contact lenses to match Garners brown eye color.

He took some carpentry lessons to look believable in the film.

And those pretty swans?

They were all raised on location.

But he did say, Parts of [the real story] eventually made their way intoThe Notebook.

The rest, as they say, is history.