, we'd assume she was the inspiration behind Serena. Gigi's ex-step-dad David Foster used to be married to actress/songwriter/beauty queen Linda Thompson, who was once married to Caitlyn Jenner, Kendall's dad (watch Gigi try to explain the whole thing). Plus they each have lots of half-siblings and step-siblings.
So many couples have fallen in love on set (just check out all the actors who found love on movie sets), and the same is true for TV stars.
There are new couples like Morena Baccarin and Ben Mc Kenzie, pairs we'll never forget (Seth and Summer!
Do you know how many girls have taken photos of Gigi and Serena to the hairdresser and said, "Like this?
They both have manes of golden blonde beach waves like nobody's business.
Mc Kenzie, who is notoriously tight-lipped about his dating life said in a December interview with that he fancies himself old-fashioned when it comes to relationships, a concept he said is "almost heretical" in an era of instantaneous online hookups.