AlterNet: Election 2004: Jon Stewart to Tucker Carlson: "You're a dick"
The best thing about this is that when Jon Stewart was talking, I'm sure a lot of the audience members (as well as Begala and Carlson) thought he was trying to be funny. But he was as serious as a heart attack.
Trying to find the video link, but am so far unsuccessful. Will post it later.
Update: Here's the link to the video. (via Waxy.org)