What is the Joker's real name?

Related questions

1. Was Batman filmed in Chicago?
2. Which female villain is an enemy of Batman?
3. How much money does Batman have?
4. What is poison ivy's real name?
5. What Batman is Catwoman in?
6. Do Batman and Wonder Woman love each other?
7. Who should play Batman?
8. How much did Leonardo DiCaprio get paid for Shutter Island?
9. Will there be any more Batman movies?
10. How many robins are dead?

Tags

1. #named
2. #considered
3. #joker
4. #failed
5. #origin
6. #often
7. #batman
8. #receive
9. #character
10. #napier
11. #gangster
12. #mystery
13. #backstory
14. #comedian
15. #likely
16. #burton
17. #being