We've know for a while Bones will be filming several bonus episodes for the current season. At San Diego Comic Con, it was revealed on of those episodes will involve ballroom dancing. TVLine has learned the episode will include the recent winners of So You Think You Can Dance, Eliana Girard and Chehon Wespi-Tschopp. But they won't be the only familar faces. Mary Murphy will pull her hot tamale train onto the set along with Tyce Diorio as judges in the episode. This isn't the first time Bones has included a So You Think You Can Dance performer. In Bones Season 6 Episode 5 "The Bones That Weren't", all-star tWitch played a street dancer named Russell who becomes a murder suspect that Brennan and Booth must investigate. Source: TVLine