Introduced in the late 70s...

The Clapper 1981 - YouTube






Finally, an improvement we can all, er, "support:"

The Clap-Off Bra

Two or three of my old girlfriends (my favorite ones) all had snappers.
but I had to get them to work at it to master that technique.

Lawsuit when granny couldnt get the light to come on ,stepped on the cat ,feel down the stairs ,you could find a million reasons why lawyers would climb the money tree at this products dismemberment.