"Do you know Elena has some sort of witch drug problem that allows her to hallucinate Damon?" x

The Vampire Diaries - Bite Back Trailer

Ian confirmed that Season 6 is his last season!
— Comic Con 2014

Nina Dobrev - Live from the set of Vampire Diaries (July 21, 2014)

The Vampire Diaries - TV Guide Magazine’s 2014 Comic-Con Special Edition