RE: let's hear your funny-stupid old sayings
After someone slips or trips...or maybe drops something:
How's charm school Grace? or have a nice trip? or Smooth move Exlax...
Someone else already wrote "Few bricks shy of a load"
how about: That boy's got a short in his wiring...
or...he ain't hooked up right!
His elevator don't go all the way to the top floor...
Few pancakes shy of a full stack...