Conversation so far:
What happened to Stan Musial during 1955-54?
Stan Musial accomplished a historical feat: he first hit three home runs, then added two more to become the first major leaguer to hit five home runs in a doubleheader.
What team was Stan Musial playing for in 1954-1955?
Stan Musial was playing for the St.Louis Cardinals

Question: Did he win in the all star game?
Self-contained rewrite: Did Stan Musial win the Major League Baseball All-Star Game?