Former Manchester United captain Roy Keane has hit back at criticism from his old manager Sir Alex Ferguson by saying he doesn't know the meaning of loyalty.
In his book Sir Alex said Keane overstepped the mark when he was at the club.
Thousands of football fans have queued in Manchester to meet Sir Alex Ferguson and pick up a signed copy of his new autobiography.
Sir Alex Ferguson has lifted the lid on his time with Roy Keane at Manchester United.
David Moyes insists he has no concerns over the fall-out from Sir Alex Ferguson's no-holds-barred autobiography.