The Vampire Diaries -- �The Killer� -- Pictured (L-R): Phoebe Tonkin as Hayley and Candice Accola as Caroline â�” Image Number: VD405b_0195.jpg â�” Photo Credit: Bob Mahoney/The CW -- © 2012 The CW Network, LLC. All rights reserved.

The Vampire Diaries -- �The Killer� -- Pictured (L-R): Phoebe Tonkin as Hayley and Candice Accola as Caroline â�” Image Number: VD405b_0195.jpg â�” Photo Credit: Bob Mahoney/The CW -- © 2012 The CW Network, LLC. All rights reserved.