Mr Staunton says Clapton's career has been largely scandal-free - save the affair that sparked Layla.

BBC: NEWS | Entertainment | Clapton's guitar 'genius' legacy

Mr Abdel-Fattah's mother, Layla Soueif, told state-owned Ahram Online that her son was acting to safeguard his family.

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For nine years he was married to Patti Boyd, previously the wife of former Beatle George Harrison and the subject of Layla.

BBC: Clapton is one of the world's most popular rock guitarists

Clapton has spent a lot of his own money to keep it running, including auctioning the guitar with which he recorded Layla.

BBC: NEWS | Entertainment | Clapton's guitar 'genius' legacy

Later Muhammad would call it layla al-qadr (the "Night of Destiny") because it had made him the messenger of Allah, the high god of Arabia.

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Layla Ibrahim Issa Jumul was 23 years old and the mother of a six-month-old infant when she was sentenced to death by stoning on counts of adultery by a Sudanese judge last July.

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Gregg Allman was at the "Layla" session.

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