For all the non boomers out there, Umbrella Man was someone associated with the JFK assassination. Curiously this guy has an umbrella while busting windows. I'm sure its just a coincidence! http://i.kinja-img.com/gawker-media/image/upload/s--GS47FNpB--/c_scale,fl_progressive,q_80,w_800/de5gstgk1fpvt4wikbex.jpg