Celeb Hair Makeovers: Better Before or After?

These stars are crossing into new hair-itory (sorry, we couldn't resist). Check out Kim Kardashian-West's shoulder-grazing lob, Justin Bieber's dirty blond style, Olga Kurylenko's red-hot hue and these other major mane changes

DEMI LOVATO

Demi debuts a beach-ready blonde hue just in time for summer. But she doesn't stop there, also cutting off a few inches to complete her hair transformation.