In Italian popular culture, Friday the 17th is considered a day of bad luck. In fact Wiki says that in Italy, 13 is generally considered a lucky number. Interesting note here, the citation included in the text for this sentence in wiki was . I kid you not. They're messing with you. Hahaha!!! Check it out.
Well, I'm with Italy. I was born on the 13th, had a few birthdays on a Friday, and I can tell you it's the same as any other day.
There are so many random unlucky things in this world we should start forgetting about respecting superstitions and start flouting them.
Are you superstitious? Are there some things you can't bring yourself to do, like walk under a ladder?