100:00:02,127 --> 00:00:03,127NARRATOR:Previously on Supernatural:200:00:04,504 --> 00:00:05,587Sammy.300:00:05,755 --> 00:00:08,215Take your brother outsideas fast as you can! Go!400:00:11,886 --> 00:00:15,305Dad's on a hunting trip.And he hasn't been home in a few days.500:00:18,852 --> 00:00:22,271DEAN: This was Dad's book. l think he