Mischa Barton Slims Down: Then vs. Now

Mischa Barton is back to her skinny self. The 25-year-old actress was photographed with a mystery man in Miami, showing off her beach body in a black bikini as she took in some sun.

Famously thin during her days as Marissa Cooper on The OC, Mischa came under media fire in 2010 when she put on a bit of weight. Although she was always slim and healthy-looking, it was a noticeable difference.

What do you think of Mischa’s weight loss? Sound off below!