In honor of today being that particular day....
http://www.houseofhorrors.com/friday.htm
http://en.wikipedia.org/wiki/Friday_the_13th
http://www.snopes.com/luck/friday13.asp
http://en.wikipedia.org/wiki/Jason_Voorhees
http://www.houseofhorrors.com/jason.htm
http://www.jasonvoorhees.com/
http://www.bangkokeyes.com/jason1.jpg