Do political comedians have to be fair and balanced? Those like Stewart and Bill Maher are doctrinaire liberals who make no pretense of being above the fray. If you find him funny, watch him, but don't expect him to make jokes about Obama, Pelosi, Reid, and Frank. That seems to be the sole province of Saturday Night Live. http://www.youtube.com/watch?v=5XLYGmN-qSY
When Cheney stops commenting about the current political situation and shuts the Hell up and goes away THEN the Daily Show will quit showing him up for the crooked liar he is.