7.
Penn State University Football: Urine TossersBehold: a group of fans so vile that the university had to adopt a resolution denouncing "negative cheering" all the way back in 2000. Loophole: They didn't tell the kids not to throw stuff! Thus students from the Princeton Review's 2010 top party school have pelted visiting players and band members with snowballs, mud balls, and bottles of urine.
13. University of Wisconsin Football: Boozehounds
Drunken Badgers have amassed such a glorious history of harassing visiting fans—there was that time they threw glass beer bottles at a 7-year-old—that UW became the nation's first school to install Breathalyzers at the gate.
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