"I couldn't believe when he was on CNN. I thought, what happened to CNN? Who is this guy? Who is this madman? And then of course he wound up on Fox News, which is where he belongs, I guess."

Director James Cameron was heard trashing Glenn Beck, which is pretty amazing.

He also called out the "boneheads" who don't believe in global warming:

"That's right," Cameron said. "I want to call those deniers out into the street at high noon and shoot it out with those boneheads."

Turning more serious, he added: "Anybody that is a global-warming denier at this point in time has got their head so deeply up their ass I'm not sure they could hear me."