Major sections of the regions rail network will be shut down yet again between Christmas and the New Year, it was revealed today.
It means travel chaos for hundreds of thousands of passengers and families visiting relatives.
Southeastern, First Capital Connect (Thameslink) and Southern services using London Bridge will be among those worst hit.
More top news
"Calls and emails are coming in all the time" from players who say they had been forced to sign non-disclosure agreements, it is claimed.
Transport Secretary Chris Grayling believes Network Rail should share the responsibility with private train operating companies.
Commuters are facing a miserable journey this morning as a three-day strike begins in protest over driver only trains.