Fans of the DS sleeper hit, The World Ends With You, went crazy when they saw the Kingdom Hearts: Dream Drop Distance trailer that came out of this year's Tokyo Game Show. About a third of the way through the video (below), Neku, the hero of The World Ends With You, makes a surprise cameo. Although it's very brief, it was still enough to get fans of the series buzzing. But as it turns out, this cameo may be more than just a fun surprise...