Every once in a while spammers seem to take over abandoned Facebook apps that people forgot they authorized to share that cute photo. Here’s how to get rid of any annoying Facebook apps or just clean up those you don’t use anymore.
Log in and find the gear icon and click on it.
Select the “Account Settings” from the gear drop down.
On the left column is a menu.Find the “Apps” and click on it. This will give you a list of applications that you have authorized at some point or another.
Click the X by the applications you no longer want.