Kim Kardashian has messed around with her hair in many ways. But this was the most drastic change, going from extreme blonde highlights back to her more natural brown.
Do blondes have more fun? Camilla Belle has decided to test this theory, dyeing her hair in February of 2015.
Vanessa Hudgens is often giving herself a makeover. In this case, the actress replaced blonde highlights with red highlights.
Hello, lighter hair! Greetings, bangs! What do you think of Gabrielle Union's fresh look?
It's shorter. It's darker. But is it an improvement for Elle Fanning?
Zosia Mamet has lightened herself up. What do you think of the Girls star's 'do?
Emma Roberts stars on American Horror Story. Is her blonde hairstyle HORROR-ble? You tell us!
Did she have an affair with Margot Robbie? We don't know. But we DO know that her hair now looks different!
Ashley Greene would be gorgeous with a bald head. But what do you think of her switch from blonde to brunette?
Fifty Shades of Grey? Two shades of hair here for Dakota Johnson.
No major change here for Tia Mowry. Just longer hair. Darker hair. And also bangs.
Kate Bosworth dyed her hair red for a movie role in 2014. But she liked it so much that she chose to then keep it around.
Kate Mara has always played with her hair color. We'd be big fans of the actress even if it were purple!
Drew Barrymore went dark to light in late 2013. She's another actress who often plays around with colors and tones.
Natalie Portman is a natural brunette. As you can see here, though, she's willing to experiment at times.
Molly Sims was in the mood for some ginger with this hair color change in 2014.
Note to Kylie Jenner: Maybe just ditch the highlights altogether. Just a thought.