Two separate runs of Christmas lights strung the wrong way, meet in the middle. That would solve the problem. Just don’t plug in both runs to power.
And I’m not saying it’s a good idea. I’m just saying that’s the usual reason people ask.
Two separate runs of Christmas lights strung the wrong way, meet in the middle. That would solve the problem. Just don’t plug in both runs to power.
An oldie but goodie - if you laugh you're going to hell:
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this^^ will passed along to all coworkers in the morning.

The opening act for "Scissors"?