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

BEYONCÉ

The Queen Bey reminds us she's totally fierce (we didn't really need a reminder), cutting those long blonde waves into a chic pixie. So, which look runs your world?