Soaking up the sun on summer vacation is right where Rachel Bilson wants to be. “I live here now,” the O.C. 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 cut-offs. Capturing herself lazing against a railing aboard a sleek vessel, Bilson, who is mom to daughter Briar Rose, 11, with ex-fiancé Hayden Christensen, flashed a warm smile as idyllic weather blissfully bathed the frame. Fans were quick to praise the star’s photo, taking to her post’s comments section. “Basically Summer Roberts on t...