From 1952, we have an episode of Kovacs on the Corner, which was a short-lived series (January 4, 1952 through March 28, 1952) done live from station KPTZ in Philadelphia and sent out by NBC to its entire network at 11 AM. Naturally, the appeal is the chance to see the brilliant Ernie Kovacs winging it for a half-hour with not a lot of script or budget. Since I probably can't add anything constructive, I'll just throw to the video embed and get outta here…