Manchester United boss Sir Alex Ferguson has already taken a swipe at Rafael Benitez after he took charge of Chelsea.
Benitez has been swiftly installed in the Stamford Bridge hotseat after Roberto Di Matteo was axed as Blues boss on Wednesday and Ferguson is baffled by events in west London.
The Scot is full of sympathy for Di Matteo, who was sacked despite landing the UEFA Champions League title and the FA Cup, and he could not resist a dig at old sparring partner Benitez, who was involved in some heated confrontations with Ferguson during his spell at Liverpool.
Ferguson feels the Spaniard is 'very lucky' to be handed the Chelsea job, just weeks before they attempt to land the FIFA Club World Cup.
"Everyone feels for Roberto Di Matteo, and quite rightly," said Ferguson.
"It is quite amazing when you think that he has won the FA Cup and the Champions League.
"The biggest disappointment for me is that in two weeks' time they are going to the wo...