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The Vampire Diaries' Kat Graham says she welcomes the idea of Bonnie becoming the newest baddie.

"I'm never opposed to being a villain in a series, if it's justified," Graham told "People love Dexter!"

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So what else would the actress like to see for her character in Season 4? "I hope they explore her relationship with her father," Graham adds about the as-yet non-existent storyline.

Watch the video below for more from Graham on Bonnie's "black magic," which episode of the season is her favorite and why Joseph Morgan majorly owes her.