The first leg finished 2-2 after Albion had led 2-0.
Both legs finished 2-0 to the home team, so to separate the sides a third match was played on neutral ground, in Copenhagen.
The first leg, held in Rotterdam a month earlier, finished 0-0.
The second leg finished 3-1 to Vale, and they went through.
In the final he ran the first leg and the team set another new National Record of 38.20 but finished fourth.
The second leg in Serbia finished 1-1 and the tie went to extra time.
The first leg at Pittodrie finished in a 0-0 draw.
The second leg finished in a 1-5 defeat for Aberdeen.
The second leg would finish in an even more exciting (and heart breaking) fashion.
The following year the cup was shared after both legs finished 2-0 to the home team.