Celebrity Smokers: Stars Who Puff Away

They may be the bold and beautiful ones but Hollywood's elite also have a nasty habit -- smoking. So what is it that has these tinseltown stars puffing away? We have a feeling that there's more than a little stress that goes around the Hollywood hills but why not just head to the spa rather than open a pack to relax?

But don't judge too fast! We don't doubt that some of these stars have since quit the habit or were just practicing the puff puff pass for a film role.

From Robert Downey Jr. and Benicio Del Toro to Christina Ricci and Lady Gaga, check out these celebrities below who've puffed away now and then.

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• Benicio Del Toro

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• Matthew Perry

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• Bono

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• Christina Ricci

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• Robert Downey Jr.

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• Macaulay Culkin

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• Jack Nicholson

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• Ashton Kutcher

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• Billy Bob Thornton

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• Arnold Schwarzenegger

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• David Bowie

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• Colin Farrell

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• Gerard Depardieu

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• Steve-O

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• Simon Cowell

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• Slash

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• William H. Macy

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• Dave Navarro

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• Tommy Lee

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• Sienna Miller

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• Snoop Dogg

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• Dita Von Teese

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• Lily Allen

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• Pete Doherty

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• Samantha Ronson

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• Kid Rock

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• Thomas Jane

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• Mickey Rourke

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• Michael Lohan

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• Catherine Deneuve

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• Kate Moss

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• Lady Gaga as Jo Calderone

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• Sean Penn

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