Welcome to South Carolina, bitch: The O.C. alum Mischa Barton reunited with her onscreen parents at a fan convention in Charleston.

The actress joined Melinda Clarke and Tate Donovan, who portrayed Marissa Cooper's parents Julie and Jimmy in the 2003 teen soap, at Ep-ix and Chill, a convention that brought together stars of other beloved teen titles like Teen Wolf, Gilmore Girls, and Charmed, for a panel on Sunday.