* Wendi Deng is 'totally blindsided' as Murdoch plots a quiet divorce sparking furious gossip among friends
* 82-year-old media tycoon wants to settle the case 'quickly and quietly'
* Mr Murdoch pulled out of event for one of his oldest friends days before divorce was filed
* Couple said to have grown apart and were living separate lives in last few years of their marriage
* Murdoch married his third wife in 1999 two years after the pair met in Hong Kong
* Twitter rumours of an affair between Ms Deng and Tony Blair have been rubbished as unsupported
* Ms Deng is best known for punching the man who threw a pie at her hu*****and in parliamentary committee