Why so serious?
The grin in his face was one of a maniac.
There was more to it than you know.
This was a mad man in control of his madness.
He was the agent of anarchy.
There was no stopping him.
One could only kill him.
He was the unstoppable force,
that met the immovable object.
The collateral damage was inevitable.
Do you know how he got his scar?
Don’t ask me, because I don’t know.
The Joker: I'm in control of the asylum. You're not going anywhere I don't want you to. Understand?
Batman: If you think I'll let you run...
The Joker: Blah, blah, blah! Always with the hero speak! I'm getting bored of watching you. Why don't you just come find me?
The Joker: I'm getting bored.
The Joker: [Over the P.A. system] Ding d-ding, dong! Joker here! Here's what's new in the asylum... Some idiot is running around the asylum, dressed like a bat...! I know! Crazy! He should be considered costumed and dangerous.
It's Sir Michael Caine's opinion that Heath Ledger beat the odds and topped Jack Nicholson's Joker from Batman (1989):
"Jack was like a clown figure, benign but wicked, maybe a killer old uncle. He could be funny and make you laugh. Heath's gone in a completely different direction to Jack, he's like a really scary psychopath. He's a lovely guy and his Joker is going to be a hell of a revelation in this picture."
Caine bases this belief on a scene where the Joker pays a visit to Bruce Wayne's penthouse. He'd never met Ledger before, so when Ledger arrived and...