its the scene in the episode "Swan Song" Adam (Being possessed by Michael): *To Dean* You are no longer apart of this story! Castiel: *To Adam* Hey, Assbutt! *Adam turns around as Castiel throws the molotov bottle at him, setting him on fire* Dean: *To Castiel* Assbutt? Castiel: *Shrugs* Sam (Being possessed by Lucifer): *To Castiel* Did you just molotov my brother with Holy Fire? Castiel: *To Sam* Uh...No ?