Celeb Hair Makeovers: Better Before or After?

These stars are crossing into new hair-itory (sorry – we couldn't resist!). Check out Jessica Alba's chic new bob, Hilary Duff's blue mermaid hair, Lena Dunham's piecey pixie and these other major mane changes

SHAILENE WOODLEY

"I love it. It's so easy, man," the actress said of her dramatic cut for her upcoming role in The Fault In Our Stars. "It's exciting to be able to just be free and chop it off."