It's hard to keep up with Claire Elise Boucher a.k.a. Grimes's ever-changing hair color. As a result, her Instagram feed is a rainbow of neon pinks blue, green, and everything in-between. The singer, who just released her new album "Art Angels," is also a fan of dramatic, oftentimes Halloween-like makeup, seen most recently in her "Flesh Without Blood" video. Here, a closer look at her most daring looks (and every single one of her hair styles).