It Ruins the effect if I say who it is
Will McPhail
The knocking noise
Tom Cheney
Sorry for knocking on your door
Bruce Eric Kaplan
A Man And His Wife Knock On Their Neighbor's Door
Michael Maslin
New Yorker January 11th, 1941
Alain
May I Come In?
Lawrence Reynolds
Why Can't I Have A Skilled Team Of Staffers
James Stevenson
Better Let Me Answer That
Alan Dunn
This place was better before they tore it down
Joe Dator
Stop Knocking The Paintings
Joseph Mirachi
The Intercooler Removes Heat
Tom Cheney
While You Were Out For Lunch
Edward Koren