
Sam and Dean walk into the apartment to find the bodies; repeats as Michael and Brian talk in diner then
Flashback of Benny whistling while he & Dean fight off enemies in Purgatory.
Dean sees Cass walking along the side of the road.
Henry winds John's music box; repeats as Henry whistles in the motel room; Sam & Dean stand at Henry's grave.
Carl and Margie have dinner before hearing the hellhound.
Dean turns on the radio after telling Sam he'll 'carry him' through the trials; Castiel tucks away the tablet while riding a bus out of town.
In Conway Springs, Kansas a couple makes out in a car then are spooked by someone passing by.