Some sexual fetishes are so outrageous that we can hardly believe they're real. Take, for example the recent video we posted of Dave, the 27-year-old who thinks his balloons are his kids. REAL! People who are infatuated with balloons are known as looners. How well do you know your paraphilias? Can you tell the REAL fetishes from the ones we made up? Click through and see how you do on our quiz. Answers revealed on the slides that follow.