Lennon will entertain the doyen of Scottish football management for the last time when the Dons come calling on Saturday -- .
The Irishman believes that the Dons fans wo n't appreciate what they had with him at the helm until after he has stepped down .
Lennon will entertain the doyen of Scottish football management for the last time when the Dons come calling on Saturday -- and the Irishman believes that the Dons fans wo n't appreciate what they had with him at the helm until after he has stepped down .