Such lukewarm response may be attributable, at least in part, to the changing times. Lone Star focuses on a not-so-old Good Ol' Boy from rural Texas named Roy (de Rogatis). He's a Vietnam veteran who drunkenly bullies his younger brother, Ray (Chris Loupos), outside the back of a local bar called Angel's. Roy also bedevils a former high school classmate named Cletis, aka "Skeeter" (Michael Villastrigo), a nerdy ninco…