Mischa Barton was sporting a smile and a healthy complexion on the Manhattan set of her new TV show The Beautiful Life at the New York Supreme Court building on Monday in New York City, the pretty star appears to have conquered her demons.

Dressed in a sexy gold mini dress, Mischa enjoyed a giggle with co-star Nico Tortorella during breaks in shooting.

Bikini-clad Mischa Barton certainly made the most of her time at the beach, as she canoodled with musician boyfriend Taylor Locke.

Mischa Barton hit a secluded beach in Malibu wearing a crochet one-piece swimsuit earlier this week. The Hollywood actress had a bikini malfunction after her saggy costume revealed more of her derrière than intended as she frolicked on the sand.

Mischa appeared oblivious to the slip-up, and continued to enjoy her low-key afternoon of sunshine and romance with her boyfriend Taylor Locke.

Mischa Barton poses half-naked for August 2008 issue of Nylon Magazine in several different shots.

Mischa Barton showed off her love for literacy at the “A Time For Heroes” Celebrity Carnival to benefit The Elizabeth Glaser Pediatic Aids Foundation in L.A.

Mischa Barton staged a paparazzi photo shoot this past Wednesday in Malibu beach, as an attempt to take public attention off of her DUI conviction.

The former O.C. babe was spotted frolicking on the beach in a sexy two-piece Pucci bikini as she acted her way through a series of set-up shots.