beardedbruce, note that I wrote "I don't think this has ever happened before in a Presidential address to Congress".

But as for the example you gave, I co-sign what katlaughing wrote in her 10 Sep 09 - 01:12 post to this thread: "Booing Bush, en masse, is a bit different from one voice yelling out "you lie" and, also has historical precedent, I dare say".