Ku was shot by Riggs with a semi-automatic after a fierce struggle in the water.Although Murtaugh was knocked unconscious, he revived soon enough to dive underwater and save his buddy Riggs from drowning, when a larger section of the pier crumbled and pinned him.Joe believes that their costumed charade will only be temporary: "Once we get to town, we""ll blow this whole setup.In the back of one of the closet shelves, Lisa discovered a tattered, five-year old red diary with latched strap on the front.Emotionally dependent upon her, he sits on his mother""s lap, emphasizing the Oedipal complex of his relationship with her:Ma Jarrett: It""s these mountains, Cody.Three, four, better lock the door.Five, six, grab a crucifix.Seven, eight, try to stay up late.Nine, ten, never sleep again."Suddenly, Freddy jumped toward her from the side, and she woke up in a sweat in the police station.Blake""s father, Mr.Mueller (Brent Chapman) reprimanded his son on the porch of their Elm Street house, for possibly drinking and neglecting his duties of watching his sister, when the murder of Trey occurred.