Unexpectedly, Adrian arrived at the cabin, vowing to be unconditionally supportive of Rocky: "I couldn""t stay away anymore.The 1955 Marty told theother"Doc" in the film""s final lines: "I""m back - I""m backfromthe future" - to which "Doc" replied: "Great Scott!" and fainted at the sight of thissecondMarty.Together, they drove to the address of a warehouse that Billy Phelps had called a dozen times.Upon breaking into the office, they encountered a growling Rottweiler guard dog, but Riggs charmed the animal by using his dog biscuits to placate the dog(which he had on-hand to try and stop smoking): "I think I should try to make friends with him.The extremely dark comedy/drama - about the emptiness of contemporary American suburban life and a family""s meltdown, was compressed into the last remaining months of the life of a husband facing mental and emotional collapse, who was also experiencing both a mid-career crisis and spiritual awakening.