Gone Girl: 10 Things That Are Different in the Movie

In an in-depth exploration of the two endings, we realized that, not only did neither Nick nor Amy write their tell-all books, but the final note is completely reversed. In the book, Amy concludes with, "I don't have anything else to add. I just wanted to make sure I had the last word. I think I've earned that." The movie ends with echoes of Nick's thoughts instead.