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Gwen Stefani - Gwen Stefani rocked several interesting hairstyles in the 90s. She had some really innovative styles during the decade, and she liked to change colors frequently enough.

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Gwen Stefani - This is one of Gwen's less radical looks.

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Gwen Stefani - This was her 2000 look, but it still has a bit of a 90s vibe, right?

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Christina Aguilera - X-tina helped popularize dyed blonde hair in the 90s.

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Christina Aguilera - She wasn't afraid to try new things with her hair, although she may have come to regret some of those choices.

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Justin Timberlake - At least JT's music has aged better than his hairstyles.

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Justin Timberlake - Yes, Justin Timberlake had cornrows once upon a time. There's a good reason this was a one-off kind of thing.

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Justin Timberlake - Letting those frosted curls see the light of day wasn't a great idea either.

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Kirsten Dunst - Is there a name for this hairstyle? Thankfully it was never repeated, and if you look close enough, you can see she has butterfly hair clips!

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Alicia Silverstone - This isn't the worst hairstyle, but Alicia has had better haircuts in her time.

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Alicia Silverstone - She also rocked this hairstyle back in the day, and we're not really sure how to explain it...

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Drew Barrymore - Whatever Drew has going on up there, it's not the most stylish.

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Drew Barrymore - She looks a lot older with this strange headpiece.

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Britney Spears - This hairstyle defined Britney in the early stages of her career and became something of a trend among fans.

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Leonardo DiCaprio - Oh look, it's a 90s bowl haircut.

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Danielle Fishel - Hair ties and clips were big at the time, but the results was almost always strange...

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Courtney Love - The hairstyle itself isn't bad, but did Courtney really need all the accessories?

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Spice Girls - The Spice Girls' hairstyles were copied around the world, and were very trendy for a while.

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Joseph Gordon-Levitt - Joseph Gordon-Levitt can blame this one on the grunge wave of the 90s. Every kid had to have it, and that included him!

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Mark Mcgrath - A handful of gel and frosted tips. 90s men's fashion was easy!

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Jennifer Aniston - The famous 'Rachel' haircut based on Jennifer Aniston's character in 'Friends.' This was huge in the mid 90s thanks to the show's popularity.

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Johnny Depp - Long hair and highlights were in for a while too. Johnny did both at the same time... and then never again.

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Johnny Depp - You'd think he could have brushed his hair for his Walk of Fame ceremony.

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Nicole Kidman - Perms were fashionable once upon a time, and Nicole hopped right on the bandwagon.

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Jennifer Lopez -

Even J-Lo rocked the curly look, but it made her look even older than she is now.

See also: How to get naturally shiny hair

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