1. If someone owned one of those crazy braid things, you'd spend a good hour giving each other twisty plaits. View this photo on Instagram instagram.com And if not, you'd just braid each other's hair until you got bored. 2. You'd definitely search through everything in your friend's parents' and siblings' rooms. View this photo on Instagram instagram.com You were after her mum's make up and her sibling's diaries. 3. You'd turn on The Hits on channel 18 and recreate your favourite band's dance routines. View this photo on Instagram instagram.com And you'd probably pose for some album covers too. 4. If you had a dance mat, you'd have a dance off. View this photo on Instagram instagram.com Which you'd take incredibly seriously. 5. At some point, someone would suggest a sober round of Spin The Bottle. Purestock / Getty Images It would feel kinda weird, but you knew it was cool because teenagers in films did it. 6. As the night went on, you'd play Truth or Dare. View this photo on Instagram instagram.com And you'd secretly hope everyone would pick Truth, so you could find out who everyone fancied. 7. Once you'd all revealed your crushes, you'd prank call them. View this photo on Instagram instagram.com Using good old 141. 8. And at some point, you'd work out the rest of your life using a rigorously scientific method called M.A.S.H. k106fm.com Everything it said was true. 9. Talking of crushes, if the friend whose house you were staying in had an older brother, you were 100% guaranteed to have a crush on them. Whisper "I can't tell YOUUUU who I fancy." 10. If your mum wasn't using the house phone, you'd log onto MSN and chat to boys you hardly knew. View this photo on Instagram instagram.com "wuu2?" "nm, u?" 11. And if you were feeling really brave, you'd log into a chat room and pretend to be someone you're not. Seventeen Oh. Em. Gee. 12. You'd eat far too much pizza, Haribo, and Chewits. View this photo on Instagram instagram.com And at some point someone would suggest you all play Chubby Bunny, even though none of you even really liked marshmallows. 13. You'd be encouraged to watch a film right before bedtime to calm you down. So obviously you opted for the scariest 18 you could find. Tap to play or pause GIF Tap to play or pause GIF Lionsgate Films And you probably watched a really sexy 15 straight after. 14. At some point, you'd rank everyone in your school year by how much you liked them. Tap to play or pause GIF Tap to play or pause GIF Walt Disney And you'd speculate over who'd already got their period, who had started wearing a bra, and who really needed to start wearing deodorant. 15. Someone would have bought this week's copy of Mizz, Shout, or Bliss, and you'd go to the Cringe! pages immediately. View this photo on Instagram instagram.com Redfacedbabe. 16. Then you'd make important life plans based on the flowcharts in the magazine. View this photo on Instagram instagram.com And you'd take it in turns to read your horoscopes aloud. 17. And one of you would pluck up the courage to buy a ringtone from the back pages, even though it would waste all your credit. beckybedbug.com The rest of you would just compose your own on your Nokia 3310s. 18. Eventually you'd all put on £2 face masks, change into Groovy Chick pyjamas, and settle down to read each other's diaries. View this photo on Instagram instagram.com With any luck, you'd come across something you weren't supposed to know and you'd gossip about it for weeks. 19. Just before bedtime, you'd scare each other by turning the lights off and telling horror stories. View this photo on Instagram instagram.com "Have you heard the one about the dead dog and the bathroom mirror?" 20. There'd always be one friend who wanted to go to bed at 9pm. Tap to play or pause GIF Tap to play or pause GIF the-stars-the-moon-the-zodiac.tumblr.com She'd be the one shushing you every time she thought she could hear grown ups moving in the other room. 21. But the rest of you would stay up until at least 1am, freezing and shutting up every time you heard movement elsewhere in the house. View this photo on Instagram instagram.com And you'd spend the whole next day assuring your mum that you definitely did get enough sleep and you definitely weren't being grumpy omg.