Nina Dobrev [1]'s long-awaited return to The Vampire Diaries [2] is so very close. As she confirmed in January, Dobrev is returning [3] to reprise her role as Elena Gilbert before the series concludes for good. We don't know exactly how Elena will factor into the series finale [4], but we do have theories [5]. Ahead of the episode's March 10 premiere, see what you can gather from these all-too-brief teasers! (Spoiler alert: Damon and Elena are reunited!)