Traditionally the number 13 has been associated with misfortune and considered to be unlucky. Some even fear the number, a fear known as triskaidekaphobia. But when the 13th of the month falls on a Friday, those superstitions and fears are often compounded.

There are only two Friday the 13ths in 2024 and the second is this week. It's also Taylor Swift's birthday. Why the singer loves the unlucky number.