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Picture this: you’re hanging out with your friends, just having a jolly good time until one of them decides to change the mood entirely by saying something, like, ‘hey, did you know that dolphins sleep with one eye open?’

The minute you hear that you’ll feel one of two things. You’ll either be fascinated by this brand new piece of information, or you’ll be utterly weirded out because of useless this fact actually is. Whatever the case, though, you’ve learned something new, and you have an odd ice-breaker to use later on.

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If you’re a fan of these little pieces of useless but interesting trivia, you’re going to love the ones we’ve compiled here for your reading pleasure, courtesy of Egyptian twitter just being itself!

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• We’re pretty sure that you didn’t know that stunt doubles fasted 10 hours before their scenes so that they’re ready for emergency surgery, should they need it. Now that you do, though, watching action films is going to be very

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• Yes, the famed pun by the late Hassan Hosny in the Egyptian cult classic El-Nazer was an original one-liner by the man himself. Talk about innate comedic genius!

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• You know all those times when going to the gym felt like self-inflicted torture? Well, that’s kind of an on-point description because some gym equipment, like the treadmill, were used for torture purposes in old prisons.

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• Sadly, we followed this tweet’s instructions and googled where vanilla flavouring comes from. We don’t need to say we’re going to be avoiding vanilla-flavoured anything for a very long time, do we?

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• Here’s a fascinating (and unbelievingly terrifying) fact about why flies have a short lifespan. Apparently, if one fly lives for one year, it’ll be as big as the earth itself –nightmare fuel, we know.

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• If you’ve watched El-Lemby and Elly Baly Balak, you might be wondering why the latter wasn’t just named El-Lemby 2 when it’s literally a sequel. Here’s why – the El Adl Group just wanted to avoid a lawsuit!

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• Get ready for the Egyptian music twist that you never saw coming: Bahaa Sultan didn’t actually sing on the hit track featuring him and Tamer Hosny. That was Hosny mimicking Sultan’s voice.

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• Ever wondered why we shake hands? If you did, then we’re sad to say it has nothing to do with friendliness or any benign sentiments. In reality, it’s because people were too wary of each other and wanted to see if the other party was armed.

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• Yeah, we’re aware that this is not at all a ‘fun’ fact, but we can guarantee that it’ll make you look at personal hygiene in a brand new light.