I agree, it's a bad idea to think that a murderous clown is great. I do not like the character, I like the performance. I've always liked The Riddler as a character more than Joker. And it's not Halloween that skinny nerds can't wait for, it's Comic Con. So Many Fucking Jokers there.
Can I play at intellectual and cultural superiority too? The Joker's got nothing on Dr. Mabuse:
http://www.youtube.com/watch?v=AiqPaPEWHDo
I find that English subtitles just cheapen a video; if you can't understand it in the original language, you'll never be able to enjoy it properly anyway.