Monday, July 9, 2012 1:15:30 PM
Actually, Angelmassb, that isn't too far off from canon.
I believe, at one point the Joker injected one of the Robins with his Joker Serum, (giggity), and after awhile Robin became clinically insane and then became the new Joker. Don`t quote me on that though, I`m going off memory.