Bandit mask or highwayman hat, firstly (or both for maximum win points). That looks like either the mage hat or the yokel hat, either of which are lame.
secondly, yeah, you're probably going to have to unlearn physique. Make sure your fat is at 0, though, first. That certainly doesn't help. Celery is the only food, ithink, that lowers fatness and over a complete game of eating foodstuffs you get a little pudgy.