Former Blackburn manager Sam Allardyce has instructed lawyers to initiate proceedings against his Ewood Park successor Steve Kean, Press Association Sport understands.
The action comes in relation to unguarded comments made by Kean about Allardyce to supporters while secretly being filmed.
The four-minute video, apparently filmed during Rovers' pre-season trip to Hong Kong last summer, was released on the internet overnight.
More top news
The artistic recreation from 1932 will be on show at the Trafford Centre.
A 4 year old boy has been injured after a hoarding at Manchester Airport fell on top of him.
Jose Mourinho's impending appointment as Manchester United boss could be being held up by Chelsea still owning the trademark to his name.