Set fire to your(or someone elses) locker.
Dye your hair a bright colour in the bathroom sink and permanently stain it(I've done that!)
Show your shoulders, and when they ask you to change your clothes, spit in their face and tell 'em no.
Basically me everyday.Sit around the corners of the halls, wear a tank-top and short shorts, and have a cardboard sign saying,"H00KR"