Get this POOP done and bail me out. I'm in the middle of my sister's B-Day party so I don't have to listen to these morons. We have the TV on mute. 
Alex Rodriguez had a spot-on analysis of Harper's at-bat. He pointed out that Harper was holding his breath when he swung, that he was gripping the bat as tight as he could, which could affect the angle of the bat, and he was just not relaxed - trying to hit a home run or nothing.
Someone should show the clip to Harper. Someone get Harper an old book,
The Inner Game of Tennis, which discussed exactly the same thing. Play relaxed and loose. Don't tighten your muscles. Olympic athletes playing over their head to win medals are good examples of people who succeed at this.
