favorite film of all time

This is amazing!! I have NO IDEA how this program could predict my favorite film of all time but it did. Try it and let me know what you think.
Be honest and don't look at the movie list below till you have done the math!
Try this test and find out what movie is your favorite. This amazing math quiz can likely predict which of 18 movies you would enjoy the most. It really works! Every time...

Here we go...!!!

Movie Test:
Pick any number from 1-9.
Multiply by 3.
Add 3.
Multiply by 3 again.
Now add the two digits of your answer together.
Using that last number, you will find your predicted favorite movie in the list of 18 movies below.

Movie List:

1. Gone With The Wind

2. E.T.

3. Blazing Saddles

4. Star Wars

5. Forrest Gump

6. The Good, The Bad, and the Ugly

7. Jaws

8. Grease

9. The Obama farewell speech of 2012

10. Casablanca

11. Jurassic Park

12. Shrek

13. Pirates of the Caribbean

14. Titanic

15. Raiders Of The Lost Ark

16. Home Alone

17. Mrs. Doubtfire

18. Toy Story

Now, ain't that something..?