Supernatural S4E13-16 'After School Special', 'Sex And Violence', 'Death Takes A Holiday', and 'On The Head Of A Pin'
Holy shit... Alastair's new body was menacing as hell and that interrogation scene was mesmerizingly insane. Throw in some more revelations about Sam's powers, Uriel's ultimate 'revelation', Castiel being a badass, and that final conversation in the hospital and just-- wow!