What if Jenn Sterger had worn something else that day? What if, back in September 2005, she’d decided to sweat it out in a pair of relaxed fit jeans and an FSU shirt she’d tie-dyed with Coors Light spills and KFC crumbs? Instead she went to a Florida State-Miami game in a bikini the size of a Walgreens receipt, aimed several ‘Whooooo!’ sounds toward a sideline camera, and — before that weekend was over — had become one of the most improbable celebrities this side of Susan Boyle’s unibrow.