Watch Phoebe Tonkin and Claire Holt as Mermaids in H2O: Just Add Water (VIDEO) Tweet October 25, 2012 at 04:06PM EDT by Wetpaint Entertainment Staff Related: The Vampire Diaries, Claire Holt , Phoebe Tonkin Credit: YouTube Australian show H2O: Just Add Water launched the careers of Vampire Diaries' Claire Holt (Rebekah) and Phoebe Tonkin (Hayley).
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