Instagram best nineWhat did your 2015 look like on Instagram?Instagram

If you've been on Instagram this week, you may have noticed your friends sharing composite pictures of their top nine Instagram photos from the past year. 

Just search #2015BestNine and you'll find hundreds of thousands of these pictures. Everyone from Kourtney Kardashian to YouTuber Joey Graceffa has uploaded their version of the nine-box picture. 

Here's how to make your own. 

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