They figured three squares was enough for the sewers to handle.
Seven. One to install the bulb and six to figure out what to do with the old one for the next 10,000 years
He used cowculus!
Cause Allies don't like axis powers
Hopscotts.
So the cops can find the handles.
Five. One to handle the bulb and 4 to contemplate how David Sanborn would've done it.
Sewercide