Rachel Bilson Shows Off Her Baby Bump in Adorable O.C. Reunion Pic

Fans of The O.C., rejoice! Former stars of the hit series, Rachel Bilson and Autumn Reeser met up for an adorable reunion on the set of Rachel's current show, Hart of Dixie. The duo were filming the show's finale in which Autumn has a guest appearance as Zoe 2.0 character Olivia Green. They were all smiles posing together for the photo that Autumn posted to her WhoSay account. Rachel, who has a baby on the way, flaunted her bump in a flirty black dress that matched Autumn's spaghetti strap look. Autumn captioned the photo, "Love this girl, such a pleasure to work w/ her again!! A mini #OC reunion on the finale ep of @CWHartofDixie..."