 Complete the following phrase:  Johnstone had a morbid fear of flying, which Jock Stein used to great effect on one occasion. Ahead of the first leg of a European tie against Red Star Belgrade at Parkhead in November 1968, Stein told Johnstone that, if Celtic won by four goals, he wouldnt have to travel to Yugoslavia for the second leg. Johnstone went on to produce an outstanding performance, scoring twice and providing assists for the other three goals in a 51 win. He helped Celtic reach a further 