Real Madrid star Kaka was in London last night, it has been revealed.

Chelsea are chasing the former World Player of the Year, who was spotted by England cricket star Kevin Pietersen.

KP tweeted this morning: "Hope I'm not being a snitch.. BUT, I had dinner a couple tables away from KAKA last night.. Are we gonna see the great man CFC?? Hmmm.."

Pietersen was dining at Zuma restaurant in Knightsbridge. The England batsman is a well-known Chelsea fan.

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