Season 7 Episode 18 episode 18

Supernatural Season 7 Episode 18 "Party On, Garth" Producer's Preview

Supernatural Season 7 Episode 18 "Party On, Garth" Producer's Preview

Robert Singer gives a great refresher course on the "not-totally-efficient" Garth, the fellow hunter who Dean has a soft spot for and who makes his reappearance in Friday's Supernatural on the CW.