Kat Graham Previews Bonnie's Role in Season 4 of The Vampire Diaries at Wango Tango on May 12, 2012 (VIDEO) Share Tweet May 16, 2012 by Jenny McGrath Related: The Vampire Diaries, Kat Graham, Elena Gilbert, Bonnie Bennett Get More: Music News Credit: MTV Kat Graham tells MTV what she's excited to see in Season 4 of The Vampire Diaries. Need your daily Vampire Diaries fix? Like us on our Facebook page, or follow us on Twitter!
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