Her stint as the gorgeous but troubled Marissa Cooper on The OC has long since ended, but that hasn’t stopped Mischa Barton from channeling a little California cool. The starlet arrived at Avenue in New York City for the Style360 Sachika After-Party sporting a slinky white lace number and sparkling Miu Miu heels.

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Equipped with a fruity pink drink, Barton mingled with stylist June Ambrose, who has been preparing for the February premiere of her VH1 show about celebrities with serious fashion sense.

Even as the glowing actress noshed on Artichoke Basilles Pizza – claiming it was the best she ever had – she appeared totally picture perfect.

So, what’s next on Barton’s list? A trip to the East Village to score a few duds from her favorite vintage shops, of course!

Diana Denza is a regular contributor to BettyConfidential.