04/22/2012 09:16 am ET

Happy Earth Day! Hollywood Celebrities Who Are Hippies

Earth Day and hippies go hand-in-hand (for a more thorough explanation, read this account. It involves counterculture, being eco-conscious and engaging in a generous amount of drug use).

With that in mind, we've assembled a collection of would-be Hollywood hippies who might not be dancing around bonfires naked while making jazz hands at the rain gods, but could be celebrating the year's greenest day in their own way. Launch our gallery below to see 15 celebrities who classify as modern-day hippies, from the flower child to the dreaded dirty hippie.

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