Why is FRIDAY THE 13TH unlucky and scary?

Loved this timely articel from Lifehacker today that details all the historical and cultural reasons that oday FRIDAY THE 13TH is creepy. It’s odd how there is collective combined uneasyness about one day that is interlaced with Norse mythology, Christian numerology, and of course those movies with Jason Vorhees.  Read the full article here. 

Did some tube-digging and found these videos covering the weirdness of this one day on the calendar.

And why not a look back at Jason’s monstrous horror franchise…