In PM:TTYD, I tried to fight the Shadow Queen again in the same file but there was nothing there! I just wasted my time going through the Palace of Shadow. But when I was in the last room, I heard extra dialouge. Use Goombella's special ability and she will tell you how she thought about the fight. If, she died, she won't tell you anything.
Naruto, Code:Lyoko, Zatch Bell, Bomberman, and Mario Pwns.