The Vampire Diaries -- "We All Go a Little Mad Sometimes" -- Pictured: David Alpay as Professor Shane -- Image Number: VD406b_0042r.jpg -- Photo: Annette Brown/The CW -- © 2012 The CW Network, LLC. All rights reserved.

The Vampire Diaries -- "We All Go a Little Mad Sometimes" -- Pictured: David Alpay as Professor Shane -- Image Number: VD406b_0042r.jpg -- Photo: Annette Brown/The CW -- © 2012 The CW Network, LLC. All rights reserved.