Again, whether the principal committed assault, rape, or DUI and running a stop sign, he should resign or be removed from any leadership position. Yes, I know the Clinton Fans have a different standard for leaders ...
My guess is the girls in the school don't like the guy because there may in fact be some FUI or SHUI behaviors going on, without consequence for the guy.
Flirting
Under the
Influence
or
Sexual
Harassment
Under the
Influence
I doubt it's just the tshirt thing.