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 (1980 film) VHS, LaserDisc and DVD releases included the R-rated theatrical version). The uncut version of the film contains approximately 11 seconds of previously unreleased footage. In 2011, the uncut version of "Friday the 13th" was released in a 4-disc DVD collection with the first three sequels. It was again included in two Blu-ray sets: "Friday the 13th: The Complete Collection", released in 2013, and "Friday the 13th: The Ultimate Collection", in 2018. Contemporary scholars in film criticism, such as Tony Williams, have credited "Friday the 13th" for initiating the subgenre of the "stalker" or slasher film. Cultural critic Graham Thompson also