You mean the whole never felt better bill thing, its from BSG season 4 it's one of the freakyist things i have seen in BSG.
an naga I was like what the ****, **** me **** me an then he snapped out of it I hope we see more waking nightmare's in the coming season, I know there is going to be a human cylon vs mechanical cylon civil war in the episode "look who is coming to dinner" oh an congrats on getting the reference and you win a cookie the rest of you a pox a pox on your hide till you watch the new season.