1. Invisible bras being a ~thing~. otto.de It was a clammy, but very trendy, look. 2. Getting tagged in at least one of these a week. Twitter: @_LizTheBiz And knowing that getting tagged as "the animal lover" was a massive slap in the face. 3. These exact Uggs, and this exact pose, being cool. Twitter: @Sie_corl It was practically your uniform. 4. What Frankie and Benny's food tastes like. Twitter: @TheXavianna Back then, every birthday party was at Frankie and Benny's. 5. How much you wanted an iPod and how jealous you were of the first person in your year to get one. Twitter: @Anth0ny_Pike And when you finally got one, you shared your ear phones with your BFF on the school bus. 6. Eeeeeveryone wearing footless tights and kitten heels. E4 This was the look of the '00s. 7. Nothing in the world smelling as good as Fierce by Abercrombie & Fitch. Twitter: @BurberryxCh If anyone in your school year went on holiday to America, you got them to bring you some back. 8. How good this exact pizza tasted. fuckyeahbadrecipes.tumblr.com It's sad that this meal only existed before you started experiencing hangovers. 9. An Oceana being the first ever nightclub you went to and this being what it looked like inside. flickr.com If you were lucky, it might have even had a visiting bucking broncho. 10. Quite how much you fancied McFly. Mark Lees / PA Archive/PA Images Everyone had their own personal favourite and people who fancied Danny the most were the coolest. 11. How gross fake tan smelled and how badly it stained all of your belongings. Mark Lees / PA Archive/PA Images It made your mum so mad. 12. The simple pleasure of a refillable bowl of Pizza Hut Ice Cream Factory ice cream. Twitter: @MartinStrain You thought you'd eat more of this as an adult. 13. Pandora bracelets being the most glamorous piece of jewelry you could own. Twitter: @voskamp13 Sooo chic. 14. Quite how poignant "How to Save a Life" by The Fray felt. Tap to play or pause GIF Tap to play or pause GIF Sony Music You cried about the breakdown of a two-week long relationship while listening to this song. 15. What WKDs actually taste like. Flickr: cute-is-what-i-aim-for And how drunk you felt after half a bottle. 16. Quite how resilient your Nokia 3310 was. Twitter: @worldvoipcenter Not to mention its amazing battery life. 17. The Beckhams moving to America and it feeling like a weirdly big deal. Kevork Djansezian / Getty Images It was an oddly stressful time. 18. How alternative wearing these earrings made you feel. uk.pinterest.com Even though you weren't allowed to wear them to school. 19. Calling your friends things like ~sexy~ and ~sexual~ and sometimes just ~sex~. Tap to play or pause GIF Tap to play or pause GIF MTV It makes no sense now, but everyone did it. 20. Quite how much straightener burns hurt. Twitter: @karmelscrut1 The neck, ear, and wrist ones were the worst. 21. And why it seemed like a good idea to wear ballet pumps in the rain. Twitter: @steph_williams Sometimes you even wore socks with them.