Friday the 13th one occurrence each. A Friday the 13th occurs during any month that begins on a Sunday. The fear of the number 13 has been given a scientific name: "triskaidekaphobia"; and on analogy to this the fear of Friday the 13th is called "paraskevidekatriaphobia", from the Greek words "Paraskeví" (Παρασκευή, meaning "Friday"), and "dekatreís" (δεκατρείς, meaning "thirteen"). The superstition surrounding this day may have arisen in the Middle Ages, "originating from the story of Jesus' last supper and crucifixion" in which there were 13 individuals present in the Upper Room on the 13th of Nisan Maundy Thursday, the night before his
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