12 ridiculous national days you didn’t know existed

With the post-festive doom and gloom really setting in, what better way to embrace the rubbish British winter than having a bit of mischievous fun and reverting back to your childhood way by splashing in those puddles. Just make sure you're on foot, puddle-drenching from your car doesn't count!

White T-Shirt Day, was initiated by Ben Christenson on this day in 1948 to honor the men and women who participated in a sitdown strike at General Motors in 1937.

The rules of White T-Shirt Day are simple:
Everyone must wear a white shirt or blouse and your white shirt must not get dirtier than your boss's shirt.

Some of us love them. Some of us hate them. Some of us don't even have one. Either way it's that middle name that makes you, John Smith, different from all those other John Smith's, so wear that middle name with pride!

Whether you choose to take this day literally or metaphorically is up to you, but as the wise S Club 7 once said, Reach For The Stars. Want that new job? Go for it! Want that chocolate bar on the top shelf? Go for that too!

This is the one day in a year when we must forgive them for their huge bags taking up space on the train, for the incessant picture taking of literally everything and for making M&M World a nightmare to visit.

It has to be a cat, a dog will not suffice. Don't hold us responsible for any resulting injuries from those feline friends who are not fond of hugs.

We've no idea who came up with this day or why, but perhaps it exists to get people really making the most of summer. Grab a cold beer, relax, unwind - definitely no lawn mowing or hedge trimming to be done on this day!

Not much is known about the origins of this day, but as zucchini (or courgette) grows particularly well in the summer, perhaps it was invented as a way to get rid of all those surplus courgettes you've got lying around?

Today's the day to ask all those questions that you've been saving up all year, when you've been too scared to ask...

This day originates back in the 1980s when teachers attempted to get children to ask more questions in class.

Chemistry fans, this one is for you.

Celebrated on October 23rd from 6:02 a.m. to 6:02 p.m. National Mole Day commemorates Avogadro's Number (6.02 x 10^23). A "mole" is a basic measuring unit used to measure the atomic mass of a single molecule.

Because let's face it, none of us do it often enough!

The origin of this day is not known but speculation is that this day was created in America ahead of Thanksgiving, to allow room in the fridge for all those turkey leftovers.

Crossword puzzles were first published on this day in 1913 in the New York World. Arthur Wynne is widely credited with creating the modern crossword puzzle.