2014 celebrity hair transformations

Whether they're on the red carpet, on stage or in a film, celebrities are no strangers to changing up their look.

Manes are having a big moment in Tinseltown, as stars get seriously creative -- and gutsy -- with their impeccably-groomed mops.

Stars like Lauren Conrad, Jessica Simpson and Kristin Cavallari made headlines when they chopped their signature long locks. And others like Ashley Tisdale, Katy Perry and Nicole Richie shocked fans by playing with Rainbow Brite color.

Take a look at the before and after of our favorite celeb hair transformations of 2014.

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