She's A Brave Soul

While most New Yorkers are walking around town with face masks and layers of clothing to protect themselves from the arctic weather, actress Sienna Miller wasn't gonna have none of that!

The actress was on her way in for the Late Show with David Letterman to promote her latest flick 'Factory Girl' and stopped for the photogs in her bare legs.

We made the same mistake last week in New York and now we're all trying to fight off a cold. How do you guys stand the freezing temperatures? Its 78 degrees in LA and I'm still carrying a sweater around just in case.