The How I Met Your Mother star introduces M&M's newest character in L.A. Plus: Michelle Williams, Ryan Reynolds, Miranda Kerr and more
Credit: Masatoshi Okauchi/Rex-USA
Updated: Tuesday Jan 31, 2012 | 05:00 PM EST
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A white-hot Rooney Mara works the red carpet while arriving for the Tokyo premiere of The Girl With the Dragon Tattoo Monday in Japan.
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