When boxing was at its height of popularity, two boxers ruled the roost, Bill The Kid McDonnen Robert De Niro and Henry Razor Sharp Sylvester Stallone. 두 라이트 헤비급 선수는 서로를 제외하고는 경쟁에서 우위를 점했습니다. They each only had one loss in their careers and it was to each other.