Nicole Kidman has returned to her red roots. In a behind-the-scenes Instagram post from the set of Practical Magic 2, the actress appears alongside co-star Sandra Bullock with freshly dyed auburn hair ...

I can attest that we do really have more fun. Meanwhile, you can rely on Pinterest and a bunch of celebrity hair pictures to help you find "your" blonde.

Julia Roberts's hair has truly been through an iconic evolution – from voluminous, dyed auburn curls that defined '80s glamour to her signature blonde waves after Pretty Woman fame, and even that ...