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

ROSARIO DAWSON

It may seem super-dramatic, but Rosario's half-shaved hairstyle went unnoticed by "most people" for months, the actress told PEOPLE. But when people did take note, what was their reaction? "Everyone says it's going to grow out really badly," she added.