Buzz·Posted on 22 Aug 201522 Things You Learn After Being Friends With Someone For Five YearsIf nothing else you will have learned exactly how to annoy them.by Flo PerryBuzzFeed Staff, UKLinkFacebookPinterestTwitterMail 1. A handful of properly embarrassing stories to torment them with. Tap to play GIF Tap to play GIF 2. An extensive review of their sexual history. View this photo on Instagram 3. Their exact type. Tap to play GIF Tap to play GIF 4. And how they flirt. 5. If they'll be 10 minutes early or half an hour late when you meet up with them. 6. What they're like around new people vs. What they're like after they've known someone for ages. Tap to play GIF Tap to play GIF 7. What they're like at all the stages of drunk. Tap to play GIF Tap to play GIF 8. Who they're most likely to drunk text at any given time. Tap to play GIF Tap to play GIF 9. And how hungover they'll be the next morning. Tap to play GIF Tap to play GIF 10. What their life goals are. Tap to play GIF Tap to play GIF 11. Who they hate. Tap to play GIF Tap to play GIF 12. The one food that they'll never be able to resist. Tap to play GIF Tap to play GIF 13. And the gross thing they like to eat on their own when no one is watching. 14. How to wind them up. Tap to play GIF Tap to play GIF 15. Which things you probably shouldn't make fun of them for. Tap to play GIF Tap to play GIF 16. How to compliment them when they feel a bit shit. Tap to play GIF Tap to play GIF 17. What they sound like when they're laughing as hard as they can. Tap to play GIF Tap to play GIF 18. How mean they can be. Tap to play GIF Tap to play GIF 19. What kind of grumpy they get. Tap to play GIF Tap to play GIF 20. What to say to them when they're genuinely sad. Tap to play GIF Tap to play GIF 21. You know them well enough now that you can practically speak for them. Tap to play GIF Tap to play GIF 22. If you'll be friends for another five years. Tap to play GIF Tap to play GIF