Soaking up the sun on summer vacation is right where Rachel Bilson wants to be. and Hart of Dixie alum, 44, wrote via Instagram on Sunday, August 9, alongside a photo of herself in a red bikini paired with denim cutoff shorts. “Basically Summer Roberts on the summer breeze in summer,” wrote one fan, referencing Bilson’s former O.C. Related: Rachel Bilson Says It's 'Weird' If Middle-Aged Men Have Only Had 4 Partners Rachel Bilson is cautious about, hypothetically, dating a middle-aged man who hasn’t had a higher number of sexual partners. The season 23 Bachelor contestant slayed in a jaguar-print bikini from the celeb-loved brand Monday Swimwear in May 2020.