Rachel Bilson was just one more hot chick trying to break into the business until she landed the role of the ultimate Valley Girl on the Fox hit The O.C. Now as "Summer Roberts" she's TV's newest and favorite bitch/5(29). Rachel Sarah Bilson is an American actress. Born to a California show business family, Bilson made her television debut in , and then landed the role of. Rachel Bilson nude lying on her back while they have sex, her breasts visible, but apparently covered with nipple patches. From The Last Kiss/5().