Don't let the outfits in the following Vampire Diaries preview fool you. Black tie does not always equate to boring and stuffy.

Indeed, following an Original reunion to close out this week's "Bringing Out the Dead," our favorite CW thrilled has sent out an invitation to all fans. Just be warned: the party to come on next Thursday's "Dangerous Liaisons" look to be killer - and we aren't just talking about the punch.

Look for a formal ball to take center stage on the installment, hosted at Klaus' new mansion. Elena will attend, so will both Salvatore suitors, and Caroline will discover a new side to the host on the dance floor, as teased in this set of episode photos.

What "horrifying plan," as teased in the official CW synopsis, will Elena become privy to? And who will she trust with that information? Rats. We'll need to tune in and find out...

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