Fry-Up Day the Thirteenth.
I've realised you can read that two ways - "Fry Up, Day the Thirteenth", suggesting an enormous fry-up that takes 13(+) days to eat; or "Fry Up Day, the Thirteenth", suggesting 13 consecutive days of fry-ups.
(
The Mock TurtIe ™ --- Thinks you are a cunt, on, Fri 5 Jun 2009, 21:27,
archived)