Buzz·Posted on 28 Apr 2016Kendall Jenner Shared This Image Mocking Kylie Jenner On InstagramWhat else are big sisters for?!by Ellie WoodwardBuzzFeed Staff, UKLinkFacebookPinterestTwitterMail Kendall and Kylie Jenner have always had a playful relationship. Tap to play GIF Tap to play GIF And there may only be an 18 month age gap, but Kendall has always let younger sister Kylie know who's boss. I mean, what else are big sisters for? Tap to play GIF Tap to play GIF So when Kendall saw this edit of Kylie making its way around Instagram, she couldn't resist the opportunity for some gentle mocking. She reposted it alongside the caption: "If only." View this photo on Instagram Some things never change. ❤️ Tap to play GIF Tap to play GIF