Celeb Hair Makeovers: Better Before or After?

These stars are crossing into new hair-itory (we couldn't resist). Check out Britney Spears' rainbow mane, Gigi Hadid's dip-dyed ends, Katie Holmes' shoulder-grazing bob and these other major mane changes mane changes

KIM KARDASHIAN

"She wanted to make a drastic change," Kim's colorist George Papanikolas told PEOPLE. And that's exactly what she got, leaving behind her chestnut locks for this honey-blonde ombré look.