Real Madrid star Cristiano Ronaldo has paid tribute on Twitter to Esuebio, posting a photograph of the pair together.
The 71-year-old is reported to have died following a cardiac arrest.
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The complex mix of marketing, merchandising and psychology that sees shoppers parting with £360,000 a minute in the UK's shops.
The Black Friday madness got started early with police called to deal with hordes of frenzied bargain-hunters across the UK.
Paul Kohler, who was set on by four Polish men, said the attack was a thuggery issue, not an immigration problem.