http://www.cincinnati.com/story/entertainment/2016/01/05/did-michigan-fan-ever-get-money-cincy-shirts/78135800/ 

11W is very good at finding these sorts of stories, so it's probably already somewhere on this site.  If so, please nuke it.  If not, it's a good read about the kid who got caught in the surrender cobra pose and immortalized on a shirt.