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Looking to watch The Vampire Diaries Season 2 Episode 17 online? TV Fanatic is your destination for every paid and free streaming option of the The Vampire Diaries S2E17 full episode from 2 affiliates.

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Episode Details

The Vampire Diaries Season 2 Episode 17: "Know Thy Enemy"

Isobel has returned. What will this mean for Elena and company? This episode starts to answer that question.