Once every four years in the Gregorian Calendar, a day is added at the end of February to synchronize with the solar year. A leap year is any year with 366 days instead of the usual 365 days.
Especially around Halloween, most of us enjoy a good old-fashioned “it happened to a friend of a friend” urban legend that gives us a bit of a fright. Some of these tales may have even really happened. Well, kind of.