Dude go onto ebay or online somewhere, buy 26,000 bouncy-balls, then divide them up so each senior has like 100 of them, then at at pre-determined time, let them loose in the halls, it's outrageous what happens, the freshmen start throwing them everywhere, people slip and fall on them its nice.
if you want something gross, just put seran rap over all the toilets, and take all the toilet paper, all the shit and piss will splash back on everyone going to the bathroom
“Has you ever had an abortion? Surely you should try something before you say it is bad. Because I was very anti-Burger King, but then I went there and I had the flame grilled, ain’t it, and you know it was like amazing.� -Ali G