The main highlight of the season was the run to the 2004 Scottish League Cup Final, which Hibs reached by defeating both halves of the Old Firm.
[2] The Hibs board were also apparently willing to allow Plymouth Argyle to take Williamson when made an approach in April 2004.
[2] Williamson's assistants, Gerry McCabe and Jim Clark, took charge of the team for the remainder of the season,[3] with Tony Mowbray appointed soon after its conclusion.
In the quarter-final, Hibs were again drawn to play at home, but this time had to face league leaders Celtic.
[2] Hibs sold a remarkable 37,000 tickets for the game, suggesting that the club still had the drawing power to be a major force in Scottish football.