Everybody is correct. Who is playing on first and what is playing on second. I don't know is playing third. Why is playing left field. Because is playing center. Tomorrow is pitching and Today is catching. The short stop was changed from performance to performance depending on the sophistication of the audience. Most of the time he was I don't give a damn. In the movie which included the routine, the censors required it to be I don't care. The name of which player was playing right field was not part of the routine.