Democraticunderground.com is fun to read, too.
They are currently blocking non-registered people--not surprisingly, since I'm sure they don't want their psychotic rants spread around the net like they often are--but I registered a long time ago.
My favorite post so far:
We Did Not Loose We Did Not Loose
If you look at the stats more people that voted for * are less educated than he is. Thats were we should focus they were snookered
Now THAT'S funny. I don't know where referring to Bush by an asterisk came from, but it's common there.