PZ Myers debated leading intelligent design proponent Dr. Jerry Bergman some time ago, and now the entire event is available on Youtube.
Funny, when Bergman was talking, I was thinking of all the way I would counter his arguments. My thoughts were valid, but the thing I like about Myers is his nonchalant way of dismissing stupidity off hand without a care for diplomacy. This isn't to say he wasn't eloquent or polite; he simply didn't candy coat his feelings about inane arguments.
Here's the debate in its entirety.