I was trying to find it on Google. There is some confusion. It may be that both O'Henry and Roald Dahl wrote stories with this title, as perhaps did Ray Bradbury.
But the Hitchcock show may have come from the Roald Dahl piece. Here's a link.
336 posted on 03/08/2005 9:49:50 AM PST by NicknamedBob
(Rodney: "I'm not saying my wife was frigid, but why were there three dogs on our bed every night?")