Season 4, Episode 9 I Know What You Did Last Summer
First Aired: November 13, 2008
Sam and Dean search for a young woman who can hear conversations between angels after Ruby tells them a powerful demon is on the prowl to find her.
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- Premiered: September 21, 2006
- Rating: TV-14
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- Premise: Two brothers hunt demons, ghosts and other supernatural entities as they investigate crimes caused by paranormal forces. (more)