From #squadgoals to Kendall Jenner's lucious heart shaped locks that saw her swiping the crown for the most liked post ever on Instagram (soz Kim), there's no denying that 2015 was the social network's year.
A-listers ruled it. We were obsessed with it. Heck, even our mum's ended up being bitten by the Insta bug! And as if we haven't already fallen far enough down the filtered rabbit hole, there's now a new online tool that let's us see our see our 9 most liked posts of 2015.
How to find your #2015BestNine on Instagram
1. Head over to 2015bestnine.com
So far, so easy.
2. Type in your Instagram handle and click the 'Get' button.
Warning: You can type in any users Instagram handle so there's a high chance you'll end up seeing in the New Year scrutinising Liam Hemsworth's best nine - which we may have already done and included below.
3. Watch in awe as your #2015BestNine collage appears.
And obviously screenshot and upload to your Instagram account ASAP in order to share the new year joy.
The magic doesn't stop there, either! Not only does the app show your most liked posts but it also tells you the total number of likes you racked up throughout 2015 - which is a pretty big deal for those of us who are Insta obsessed.
So that's how you can find out your #2015BestNine. But who in the celebrity kingdom had the best year on Instagram? We'll let you decide.
1. Taylor Swift #2015BestNine
Not only did Taylor Swift pioneer squad goals but the Shake It Off singer also racked up an impressive 60million Instagram followers in 2015!
2. Liam Hemsworth #2015BestNine
Ah 2015. The year Liam Hemsworth finally graced us with his presence on Instagram.
3. Chris Hemsworth #2015BestNine
And obviously we can't include Liam and leave out Chris.
4. Cara Delevingne #2015BestNine
Considering she received more than 360,000,000 likes we think it's safe to say Cara had pretty impressive insta game in 2015.
5. Kendall Jenner #2015BestNine
Kendall won Instagram in 2015 with her heart hair inspo.
6. Kim Kardashian #2015BestNine
But Kim will always be the #selfie queen out of the Kardashian clan.
Who do you think had the best year on Instagram? Don't forget to find out your own #2015BestNine and check out the 10 most important Instagram posts from 2015.