I think it was “Candid Camera” that had a couple of mimes dressed as workers carry a make-believe plate glass window pane across a sidewalk and everyone went around as if there really was glass there.
David Waisglass and Gordon Coulthart
I think it was “Candid Camera” that had a couple of mimes dressed as workers carry a make-believe plate glass window pane across a sidewalk and everyone went around as if there really was glass there.