Take a look @ footage, images and synopsis from "The Vampire Diaries" episode "Lost Girls", written by Kevin Williamson, Julie Plec and directed by Marcos Siega, that aired October 15, 2009 on The CW:
"...'Elena' demands that 'Stefan' explain the frightening events that have been happening in 'Mystic Falls'. In a string of flashbacks, Stefan explains how his rivalry with 'Damon' began back in the 'Civil War' when they both met the love of their lives, 'Katherine', the vampire who sired both of them.
"In the present, Damon impulsively takes control of Vicki's future, and a confused and terrified 'Vicki' runs away.
"Then 'Sheriff Forbes', 'Mayor Lockwood' and 'Logan' and also the others take drastic steps to protect their town..."
Click the images to enlarge and Sneak Peek "The Vampire Diaries: Lost Girls"...