What intimate matter preoccupied the princess the night she died. What other passenger in the car had a record for hit-and-run drunk driving. Why the most fashionable woman in history lay in her coffin in a borrowed dress. How Mohamed Al Fayed engineered the romance between a vulnerable Diana and his son Dodi. Charles's role in forcing the Queen to publicly acknowledge Diana's death. What mysterious car was also seen in the tunnel that night and played a role in the crash.