THURSDAY, DECEMBER 10
"THE VAMPIRE DIARIES" � (8:00-9:00 p.m. ET)
"Lost Girls" (TV-14, DLSV) (HDTV)
IN A FLASHBACK SEQUENCE, STEFAN REVEALS THE SALVATORE FAMILY HISTORY TO ELENA � Elena (Nina Dobrev) demands that Stefan (Paul Wesley) explain the frightening events that have been happening in Mystic Falls. In flashbacks, Stefan explains how his rivalry with Damon (Ian Somerhalder) began. Back in the present, Damon impulsively takes control of Vicki's (Kayla Ewell) future, and a confused and frightened Vicki runs away. Finally, Sheriff Forbes (guest star Marguerite MacIntyre) and Mayor Lockwood (guest star Rob Pralgo) take steps to protect the town. Steven R. McQueen and Zach Roerig also star. Marcos Siega directed the episode written by Kevin Williamson and Julie Plec (#105).