You can now download a history of all your Facebook activity and data, so you can see what facebook has a record of.
Click on Account and select account settings.
Click on Account and select account settings.
Find Download Your Information and click on learn more.
Click on Download, this will download all of your activity on Facebook and show you what facebook knows about you.
You will be emailed when the information is ready to be viewed. The email will direct you where to go.