LONDON -- When Jose Mourinho left Chelsea in 2007 after falling out with owner Roman Abramovich, it looked like the divorce would be final.

But less than six years after his departure, the Special One is back at Stamford Bridge to the delight of Blues fans -- and he said it took him only a few minutes to agree to a new union.

"I had to prepare myself not to be too emotional on my arrival at the club, but obviously I am very happy," Mourinho told Chelsea TV. "It was an easy decision.