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

HAYDEN PANETTIERE

We have to be blunt with Hayden: These are some very, very blunt bangs. The Nashville actress must have used a level to get thick fringe this straight.