These celebrities changed their hair color more than a few times. Here, the “highlight” hair color makeovers of the year.

l to r: © Mike Marsland/WireImage.com, © Venturelli/WireImage.com, © RD/Dziekan/Retna Digital

Jessica Biel tried out a platinum blonde hair hue, but toned it down in several phases to finally settle on this warm brunette hue with glistening honey highlights.

l to r: © John Shearer/WireImage.com, © Deryck Lewis/WireImage.com, © Jon Kopaloff/FilmMagic.com

Rose McGowan left her fiery red hair color for an ultra dark espresso hue.

l to r: © Lester Cohen/WireImage.com, © Gregg DeGuire/WireImage.com, © Gregg DeGuire/WireImage.com

Mandy Moore started out the year as a warm brunette, but is closing out 2008 in a rich chocolate brown hair color.

Now that’s a makeover!

Rachel