We're just days away from the Mystic Falls graduation.

But why do we have a feeling that The Vampire Diaries Season 4 finale will feature less cheer and more fear?

Following "The Walking Dead," numerous questions about: Will Bonnie come back to life? Will any returnees stick around? Is Silas really gone for good? AND WHO WILL TAKE THE CURE?

Julie Plec promises that someone we know will down that elixir before the hour concludes. Take your best guess now and then watch the following CW preview for Thursday's "Graduation."

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.