Mischa Barton Is Finally Ready to Tell the Real Story Behind Her Exit From The O.C.

Mischa Barton keeps it casual in a grey sweatshirt as she runs errands with her pup in Los Feliz

Mischa Barton and her boyfriend Gian Marco Flamini both cut very casual figures as they step out

Mischa Barton and boyfriend Gian Marco Flamini pick up coffee after running errands in Los Angeles