Popsugar Love Family Life Signs Your Brother Is Your Best Friend 17 Signs Your Brother Is Your Best Friend December 25, 2016 by Macy Cate Williams View On One Page Photo 6 of 17 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 6 You can read each other's minds. All it takes is a little side-eye to know exactly what he's thinking. Previous Next Start Slideshow Family LifeSiblingsFriendshipGifsHumor