Friday the 13th etc.) of the year. Any month that starts on a Sunday contains a Friday the 13th, and there is at least one Friday the 13th in every calendar year. There can be as many as three Friday the 13ths in a single calendar year; either in February, March and November in a common year starting on Thursday (such as 2009, 2015 or 2026) (D), or January, April and July in a leap year starting on Sunday (such as 2012) (AG). The longest period that occurs without a Friday the 13th is 14 months, either from July to September the following
Friday the 13th motorcycle rally 90,000 to more than 170,000. An attempt in 2008 to surpass the previous Guinness world record for the largest motorcycle parade failed due to a technicality. More than 10,000 motorcycles would have exceeded the record set in 2006 by the Republic of Texas Biker Rally. Although the organizers were able to document participation by more than 12,000 motorcycles at Port Dover, they entered through multiple portals to the city and were disqualified by Guinness as a single parade. Friday the 13th motorcycle rally The Friday the 13th Motorcycle Rally is a motorcycle rally held every Friday the 13th in Port