Celeb Hair Makeovers: Better Before or After?

These stars are crossing into new hair-itory (we couldn't resist). Check out Julianne Hough's fresh blonde tresses, Hilary Duff's new gray hue, Christina Aguilera's shoulder-grazing lob and these other major mane changes

JENNIFER HUDSON

Jennifer changes her hair as frequently as other people's moods change. She briefly strayed from her long locks and experimented with an asymmetrical crop at the VMAs. (She's since gone back to long, though.)