Episode 4: Disturbing Behavior (99% NEWEST)

: Gloria discovers through a vision that Elena is the one wearing the necklace. She realizes Elena—the doppelgänger Klaus needs—is still alive, but before she can tell Klaus, Katherine kills her to protect the secret.

A standout line from the episode occurs during a confrontation between Alaric and Damon: Episode 4: Disturbing Behavior

Reviews of the episode highlight a mix of character dynamics and pacing. While some critics noted and "characters stuck in the same locations", others praised the dynamic between the Originals . : Gloria discovers through a vision that Elena

: Stefan remains in Chicago with Klaus and Rebekah. While Rebekah struggles to adjust to modern fashion and music, Klaus enlists the witch Gloria to find Rebekah's missing necklace. While some critics noted and "characters stuck in

: Jeremy continues to see the ghost of Anna, who warns him about "darkness" surrounding his other ghost visitor, Vicki. He eventually confesses these hauntings to Bonnie.

"Maybe they finally realized that you're just a dick." — Alaric to Damon

For a deeper look at the tension and key scenes from this episode, you can watch this official webclip: The Vampire Diaries 3x04 "Disturbing Behavior" Webclip Cristina Alexandra YouTube• Oct 4, 2011