Victoria Beckham is stunning in her polka dot one-shoulder mini dress at The Model as Muse: Embodying Fashion’ Costume Institute Gala 2009 last night. The dress is of course designed by Marc Jacobs. Posh and Marc are great friends.

more photos of Victoria and the hot model below..

Who’s the guy with Posh? I think he’s just a male model but darn he’s HOT, isn’t he?