Lisa:  He treats everyone like shit . He 's always mean . He 's always cruel . He beats you up .
Lisa: He 's even too weird for Ali and she 's into everything ! He 's the source of everybody 's troubles , Marty . And even still , he 's going to finish high school and go to college and probably get rich .
Marty: Yeah , and I 'm going to be delivering pizzas to him in Weston . How would we get a gun ?
Lisa: My ma has _ one _ .
Marty: Shit ! That motherfucker ! He 's fucking dissed me ... he 's fucking treated me like shit my whole goddamn life !
Lisa: Let 's kill him .
Marty: No
Marty: shit .