How well do Niki and Gabi DeMartino know each other? Let’s find out! The YouTube-famous twins caught up with J-14 exclusively to play our “Know Your Squad” game and put their knowledge to the test. Obviously, they’ve spent a lot of time together over the years, but does Niki know Gabi’s favorite TikTok star? Be sure to watch the video above to find out and tune into the girls’ Snapchat show, Twinning Out, out now!

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