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Olivia Wilde has played a bi-sexual character twice, in two of her biggest roles. On the show 'The O.C.,' she and Mischa Barton's character shared an on-screen kiss that got many people talking. On the series 'House M.D.,' Wilde plays a bi-sexual doctor with a fatal neurological disorder.
(Pictured: Olivia Wilde and Mischa Barton appear in a scene from the show 'The O.C.')
( Photo / Warner Bros. Television)