Sir Alex Ferguson inspired the Manchester United players with a stirring speech to the dressing room over the Christmas period, according to The Sun.
Ferguson, who won 13 Premier League titles as United manager, was invited to speak to the players by current interim boss Ole Gunnar Solskjaer.
Solskjaer, who played under Ferguson at Old Trafford, is said to have brought the legendary coach in to rouse the players - and tell them they can make United great again.
A source quoted in The Sun said: 'He told the lads that this group will make United dominant and successful again.