It had more layers than an onion. These writers meant business. There was a level for everybody. Your major could be celestial mechanics, and there'd be celestial-mechanics jokes.

Somebody's real voice is probably the hardest one that somebody could attempt. The characters are all, believe it or not, rooted in a reality of some sort. I've met and talked to people, and they're also fusions of showbiz periphery. But the best thing was, if you did your own voice and you were the star of the show - if it came to blows and they had you on the ropes and you had to leave, then they could just get someone to sound exactly like you.

Even when I was coming through school I was a loner and I used to study music and listen to it and play it and play it, and I was in bands.

It had more layers than an onion. These writers meant business. There was a level for everybody. Your major could be celestial mechanics, and there'd be celestial-mechanics jokes.

I don't have that much of an ego where it's like "How dare you, you can't do something without me."

If someone gave me the chance to create something, I put myself into it. I just want to try to do something that will last forever and that won't leave people saying, 'Gee, it could have been better, it could've been this, it could've been that.'

Robin Williams understands sonic performances. He understands what it's like to change your voice up.