Poll: What's the Weirdest Superstition?

There are movies about it. It gets tossed into song lyrics, and is the subject of endless cautionary tales.

It's Friday the 13th—supposedly the unluckiest of day—and it's today!

But today doesn't seem different from any other Friday. So why do we think it's unlucky?

The website HowStuffWorks.com offers some explanations about where this superstition came from and why people believe it.

As it turns out, the Friday the 13th superstition could be rooted in Christian theology. It could be part of Norse mythology, or have something to do with British traditions during the Middle Ages.

Of course, it could just be us tricking ourselves. There are probably endless explanations for why this day is considered unlucky. It's fun to play along.

And if you spot any bad omens in Upper St. Clair, let us know!