Anybody in television lives under grinding deadlines.

In our show, there's usually a comeuppance. Or, if not, it's an anti-ending. And you're supposed to get that.

The pride of the hipster food movement is sort of annoying, but it fascinates me.

If you're working with a band and you really want to work them into the episode, you've got to say to them, "Look, we need you around every day and on Tuesday night all night because we need you to do voices as we're changing stuff." We do the show so quickly, and you just can't get bands to do that. It's not really fair.

So a lot of our shows where even we think we've taken a very deliberate stand, liberals say, 'That's awesome, you took on the conservatives' same show and conservatives say 'That's awesome, you took on liberals.'

We've had musical stuff in the show [South Park] forever. That's mostly because Trey's a big musical fan, and he's a great songwriter. He's been writing songs his whole life. So since the beginning, we've always put a lot of musical moments.

And there's a visceral fun in watching Team America and making it, like taking a puppet and throwing it against the wall. Because it's not CG, there's something funny about it.