On 20 Dec 2010 at 20:18, Rich Alderson wrote:
  Second City is simply riffing on a real incident.
The Second City routine is circa 1960.  So manybe not.
  [1] The Midway Plaisance was created as part of the
grounds of the
 1893
     Columbian Exposition.  The University of Chicago's campus borders
     the Midway (as it is called locally) on both sides of the
     boulevard for several blocks. 
Did a couple of years at IIT (35th and S. State) back when the
stockyards were still in operation.  I can still smell the spring
thaw...
--Chuck