Random holidays:

  1. Election DayNovember
  2. New Year's EveDecember 31
  3. Good FridayMarch/April
  4. Martin Luther King's BirthdayJanuary
  5. EasterMarch/April

Go ahead and laugh but some people take these random holidays seriously. I think, as long as you get the day off, who cares. Don't like these holidays? You could instead generate a random calendar date and make up your own holiday.

Similar to this: