Bizarre Ways Batman Kept His Identity A Secret

Batman's secret identity is the most closely guarded secret in the DC Universe. No one must ever know well, except Alfred, of course. And all the Robins. And Batgirl. And Superman, and the Justice League, and probably Commissioner Gordon. No villains, though except for Ra's al-Gul, and Talia, and Catwoman, Hush, Dr. Hurt well, you get the idea...