As some of you may or may not know, today we celebrate National 'Random Act of Kindness Day'.

Whether this means buying a stranger a cup of coffee or allowing a fellow shopper go ahead of you in the queue- make sure to show your support this 17th February. Because who doesn't love dedicating their days to celebrating really random things?

In fact, it seems as though every day of the year is 'National…' something day, each one more bizarre than the last.

But can you guess which ones are real? We've put together a little quiz to test your knowledge on celebratory national days.

At this point, you may be feeling rather confident but this test will leave you questioning whether 'National Pencil Day' truly does exist.