Robert Leo Sheppard, has been the public address announcer for the New York Yankees of Major League Baseball since 1951, and was for the New York Giants of the National Football League from 1956 to 2006. Since joining the Yankees, he has announced over 4,500 Major League Baseball games, and has worked 22 World Series. The first Yankee lineup Sheppard announced contained 5 future Hall of Famers: Joe DiMaggio, Mickey Mantle, Johnny Mize, Yogi Berra, and Phil Rizzuto. The Yankees played the Boston Red Sox that day, so Sheppard also introduced Ted Williams and Lou Boudreau, for a total of seven future Hall of Famers.