Tomorrow! You and me got a whole lot of history #10YearsOf1D

Feeling pretty emotional today. 10 years!! Spent the morning watching old interviews and performances. Just wanted to send a massive thank you to ALL of my band mates. What we did together was incredible

And to the fans. The people who gave us all these amazing opportunities. You are incredible, your unmatched level of loyality is something that makes me really really proud.

Today (July 23) in 2010, it all began 💗💗💗💗💗 #10YearsOfOneDirection #1Decade

Miss it every day!

This Day in 1D History This made me smile

We've delved deep into the archive to find @OneDirection's #XFactor Diaries from all the way back in 2010! Head over to our YouTube channel to watch NOW: youtu.be/b4ZBmDtaA9o #10YearsOf1D! #10YearsOfOneDirection

when I met these four gents there was no way I thought we would go on to do what we did. So many unbelievable memories we shared together. We felt the adoration of millions from around the planet on a daily basis and it was mind blowing.

What does OT stand for tho

I’ve been struggling to put into words how grateful I am for everything that’s happened over the last ten years. I’ve seen things and places that I’d only ever dreamt of when I was growing up.

And finally.. to the boys, I love you so much, and I couldn’t be prouder of everything we achieved together. Here’s to ten. H

🙏🏽😍🎧🎥🎤🎸 So proud of these cute and talented boys Liam Niall Horan zayn Harry Styles. Louis Tomlinson #10YearsOfOneDirection KEEP SHINNING instagram.com/p/CC_QmO2p6eB/…

Louis followed Harry on Instagram!

BOOBEAR ?!?:&:£:!:!;!(!(!(

Emotion filled day today. The love from around the world 10 years on is amazing. Thank you for your loyal support as always. Crazy what 5 normal guys can achieve. Proud ❤️ #10YearsfOneDirection

don’t forgot

#Infinityleaked 😿

Quiz time! How well do you know One Direction?