The Vampire Diaries Photo Preview: Going a Little Mad...

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The Vampire Diaries is set to go a little mad.

On November 18, The CW thriller will air "We All Go a Little Mad Sometimes," an episode based around Elena and her terrifying hallucinations. Look for this visions to lead to a "dangerous mistakes," according to the official network synopsis.

Elsewhere, Professor Shane (guest star David Alpay) will tell Bonnie and Damon an enlightening story of ancient witchcraft, while Jeremy kicks off a new chapter in his life.

Browse through a handful of images now from the upcoming episode and prepare to go back in time this Thursday on "The Five."

Bridge Standoff
Jer and Bonnie
Damon and Bonnie Pic
Hallucinating Elena
Suspicious Bonnie
Questions for a Professor
Professor Shane Picture
With Her Professor
Damon in Class
Jer and Matt

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.

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The Vampire Diaries Season 4 Episode 6 Quotes

Jeremy: What happened?
Damon: Long story. Buy the e-book.

Damon: You should have called Stefan.
Elena: I don't trust him right now.
Damon: P.S. I called Stefan.