The former Reds midfielder played under Sir Alex Ferguson for Aberdeen and Scotland before they were reunited at Old Trafford in November 1986, much to the winger's shock.
However, the legendary manager had offered a clue to where his future may lie in the previous summer, while the pair were in Mexico competing at the World Cup finals. The tragic, sudden death of Jock Stein had resulted in Sir Alex, his part-time assistant, agreeing to take over the national team for the tournament.
After unprecedented success at home and abroad with Aberdeen, Ferguson admitted only the lure of Manchester United or Barcelona could tempt him away from Pittodrie.