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The first season of The Vampire Diaries began airing in the United States on Thursday, September 10th, 2009. It is a TV adaption of L.J.Smith's series of young adult novels of the same name. There was one week break in October, then two months break from 19. November to January 21. After that, break from February 11 to March 25 and then last 8 episodes had aired.