Vampire Diaries "Lost Girls": The Good, the Bad, and the Bloody The cat's outta the bag on this week's episode of The Vampire Diaries, but Elena isn't the only one who has a rude awakening. We also get to see the history on the lives of Stefan, Damon, and Katherine in the 1860s - and the story behind those olden-day photos. I've picked the moments from this episode that stand out so check them out.