A
slang in Californian terms for:
1. Wait for your victim to dissapear from the classroom.
2. Empty their bookbag.
3. Turn the bag inside out.
4. Refill and zip the bag,
maybe even stuffing trash inside it too.
5. Put it back to its ORIGINAL place in its EXACT position.
6. Blame it on someone sitting far away from you.
7. Watch the fists go flying.