Originally posted by zeeblebotClinton probably took him out to lunch at McDonalds, so Bush had left over grime on his hands that he needed to wipe off. Clinton didn't have to wipe his hands because, since his heart attack, he's only allowed to eat salad at McDonalds.
http://www.cnn.com/video/?/video/politics/2010/03/25/am.bush.clinton.hand.haiti.cnn