Everyone knows that the Financial District is a place for grown-ups—a sober location where serious adult matters take place, like watching computers exploit barely detectable price discrepancies in strangers’ mortgages, milliseconds before the other guy’s laptop can do the same thing. Buck the trend at this ninth annual return to childhood, when a group of New Yorkers occupies Wall Street to play games like red Rover and Duck Duck Goose. (No sociopolitical agenda here, though—just playground-style fun.) Yes, it may be cold out, but are you really going to pass up the chance to be the Wolf of Wall Street in Wolf Sheep Rock? Meet at Broad and Wall Sts.