That may come as a shock to those who see him as a moody prima donna.
"Not true," said the source. "If he is that bad, how come the club want £24million for him?
And if there's one person who wants to buy him that's Jose Mourinho when he lands his next job.
"When Jose had money available, Drogba was first on his list. That must tell you something. Didier keeps the French-speaking players as a unit in the dressing-room. A real leader. He would be very hard to replace."