Audi hosted a dinner in LA last night to celebrate their new clean diesel technology and lots of celebrities came out to celebrate. Orlando Bloom and Miranda Kerr were impeccably dressed and looking gorgeous as they chatted with their fellow environmentalist Christian Slater. Adrian Grenier isn't one to miss an eco-friendly event and took a break from filming Entourage to mingle with a few of his green celebrity pals.
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Images include: Adrian Grenier, Andy Richter, Brooke Shields, Chris Henchy, Christian Slater, Joel McHale, Miranda Kerr, Molly Shannon, Orlando Bloom