He loves to cuss, gets a jolly when a mountain biker wipes out trying to keep up with him, and now we're learning that the first frat boy loves flatulence jokes. A top insider let that slip when explaining why President Bush is paranoid around women, always worried about his behavior. But he's still a funny, earthy guy who, for example, can't get enough of fart jokes. He's also known to cut a few for...