Where is Katherine?!? Elena pesters Caroline for that information in this clip from The Vampire Diaries.
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Stefan and Caroline are hunting for Bonnie in this clip from The Vampire Diaries. It is from the episode "The Walking Dead."
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Will Elena finally take out Katherine? Watch the official CW promo now for "The Walking Dead."
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The Vampire Diaries Season 4 Episode 22 Quotes

You're gonna flood Mystic Falls with dead creatures so you can ask a 2,000-year old witch for not one but two favors?

Katherine

I just want to kill her. It's that simple.

Elena [on Katherine]