OK, OK; we know it?s completely unfair to forever think of an actor as being the character she plays on TV, but with some people, it?s just not our fault. Melissa Joan Hart will forever be Sabrina from ?Sabrina the Teenage Witch,? Raven Simone will always be Raven from ?That?s so Raven,? and Maisie Williams will always be, at least for the near fut...