STAGE TUBE: Joan Rivers Defends Alec Baldwin in Explicit Tirade

Joan Rivers thinks everyone is way too uptight about hurling racial and other epithets ... so he hurled against Italians, Blacks, Jews, Chinese, gays and don't forget the Irish. Check out the video from TMZ below!

"Everybody just relax," she said to the camera, then went on an explicit tirade against several races and sexualities, including Chinese, African Americans and homosexuals.