In 1939, a small town in Indiana forced all black cats to wear bells on Friday, October 13. When the measure seemed to work (nothing bad happened), the town continued the practice for the next three years.
Wall Street has fostered a fear of Friday the 13th for decades. In October 13, 1989, Wall Street saw, what was at the time, the second largest drop of the Dow Jones Industrial Average in history. The day was nicknamed the Friday the 13th mini-crash.
Friday the 13th was also discussed in the popular 2003 novel, The Da Vinci Code. In the book, a connection is drawn between the slaughtering of the Knights Templar by the Church and Friday the 13th.
There has also been a longstanding