A father of two who suffered horrific injuries in a bottle attack at a celebrity-packed party held by BlackBerry died this morning, police said.
Phillip Sherriff, 37, was fatally wounded at Pulse nightclub in central London following a performance by Brit award-winning singer Jessie J.
Company director Ashley Charles, 25, was remanded in custody yesterday, charged over the attack which police are now investigating as murder.
Mr Sherriff, a married telecommunications professional from Preston, Lancashire, was rushed to the Royal London Hospital after suffering a neck injury at the club in Southwark on Tuesday night.
Medics battling to save his life were later forced to operate on his skull to remove pressure from an injury to his brain.
But the wounded man - who remained in a critical condition - died this morning.
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His mother Princess Diana was killed in a car crash in Paris in 1997 when he was just 12 and his brother William was 15.
The 21-year-old, who was arrested on Sunday, also allegedly injured two other people in the attack in the German city of Reutlingen.
She was going to the aid of a family member who got out of the car in the middle of the park and was dragged away by a different tiger.