Dead Guys 2: Blind Date (2005)

Jeff and Ross make the perfect match, two psycho killers very much in love with each other... and with the hot dates they bring home, romance and murder one by one. But their life together gets complicated when young Brian enters the picture gleefully joining in their murderous schemes. Sure, he's cute but is three better than two? Or will one of them end up joining their victims? And what about the nosy neighbor?