Mischa Barton is sharpening her claws for a full-on fashion fight with Victoria Beckham after she accused Posh of having a style handicap.

The OC star – who is known for her startling transition from golden girl to try-hard trashionista – has slammed Victoria's polished dress sense.

She tells The Sun, "Posh doesn't strike me as particularly stylish. I don't think she's a good example of British style at all."

Mischa & Victoria's fashion frock-ups

"I don't dress for anybody else, and I think the reason people like my style is that I do my own thing."

Over to you Vic...

Click here for a reminder of why Mischa possibly isn't the best judge of style.