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

VANESSA HUDGENS

"#blondesdohavemorefun" Vanessa captioned an Instagram showing off her lightened-up locks. But it seems to be superlong-haired blondes who have the most fun (she added a few inches with the help of extensions, too).