On Friday's new episode of Supernatural, Sam and Dean look into a case where the hands and the feet of all victims have been severed and branded with a weird symbol.

But that discovery actually might not be the most awkward development.

As teased below, Dean will also spend one (naked!) night with a woman named Lydia (Sara Canning, Aunt Jenna on The Vampire Diaries), only to call her the next day with a question and get seriously served. Does she have an ulterior motive for this reaction? Probably. But it's still funny to watch Dean's reaction:

Visit TV Fanatic soon after "The Slice Girls" concludes for our weekly, detailed Supernatural review.

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