1. The horror of first-time bra shopping. Tap to play or pause GIF Tap to play or pause GIF Disney Channel / Via youtube.com 2. When your friends got their period before you did. Movie 43/Relativity Media / Via bestofstars.tumblr.com And you seriously, genuinely doubted your femaleness for a while. 3. The mixture of relief and panic when you finally got yours. Tap to play or pause GIF Tap to play or pause GIF Fox / Via fashionfoodandflirts.wordpress.com 4. Your first attempt to follow tampon instructions. Tap to play or pause GIF Tap to play or pause GIF reactiongifs.com With your best friend shouting words of encouragement from outside the bathroom door. 5. When you finally figured out how you're supposed to wear your hair. BortN66 / Via shutterstock.com And you realized you've looked kinda like a hedgehog for the last 20 years. 6. The first time someone else's tongue was in your mouth. Tap to play or pause GIF Tap to play or pause GIF Via gifbase.com And instead of seeing sparks, you were preoccupied tasting the remnants of their breakfast burrito. 7. When you started wearing makeup and weren't yet good at it. Jayfish / Via shutterstock.com So you spent a year of your life being mistaken for a clown. 8. When someone put hot wax on your eyebrows and then ripped them off your face. Tap to play or pause GIF Tap to play or pause GIF Via realitysnoparadise.tumblr.com Not only did you yelp at a crowded salon, but your forehead was also bright red for the next two hours. 9. That one night you had an unprompted sex dream about your best friend. Platslee / Via shutterstock.com And you had to keep pretending nothing had changed even though everything had changed. Forever. 10. The moment you stopped being able to always tell your dad everything. Rega Jha Mostly because he didn't want to know the gory details of your adolescence. And who can blame him? 11. When you realized panty lines were a thing and opted into having a permanent wedgie instead. Evikka / Via shutterstock.com 12. The first time you fell head-over-heels, batshit insane, stalker-level "in like" with someone. Tap to play or pause GIF Tap to play or pause GIF Via hvile.tumblr.com 13. And then you were rejected by this person you had decided was the love of your life. Tap to play or pause GIF Tap to play or pause GIF Via miscgifs.tumblr.com 14. The first time you chickened out of having sex. Tap to play or pause GIF Tap to play or pause GIF tumblr.com / Via chronic-genderbender.tumblr.com 15. Aaaand the first time you didn't. Tap to play or pause GIF Tap to play or pause GIF Via gph.is 16. When "home" stopped being your parents' house. Via asianfanfics.com 17. The first time mom and dad came to visit, and you hid away all your condoms and Cosmos in one drawer of grown-up paraphernalia. Tap to play or pause GIF Tap to play or pause GIF Via heyveronica.tumblr.com 18. When you started lying to your mom about your finances, just so she wouldn't worry. Tap to play or pause GIF Tap to play or pause GIF Via itsbournemouthbetch.tumblr.com 19. The small talk you made with the cashier while buying a pregnancy test. Tap to play or pause GIF Tap to play or pause GIF Via cheshire-smiling-cat.tumblr.com When you ended up buying a pack of gum too, in a feeble attempt to diffuse your mortification. 20. Every time you drunk-dialed your ex. Tap to play or pause GIF Tap to play or pause GIF Via justliveonce.tumblr.com So many marriage proposals left via voicemail at 4 a.m. 21. When you started choosing nights in over nights out and couldn't figure out why. Tap to play or pause GIF Tap to play or pause GIF Via whatshouldmyroomiescallme.tumblr.com 22. The simultaneous thrill and terror when you looked in a mirror one morning and actually found yourself attractive. Tap to play or pause GIF Tap to play or pause GIF Via rickyruzzo.tumblr.com Perhaps you've escaped your awkward stage after all. 23. And that time you spent an entire year of your life with this song on repeat. Happy singalong, girls. View this video on YouTube Via youtube.com Did I say girls? I meant women.