Troubled singer Amy Winehouse has died at the age of 27. She was found dead in her North London flat by police in the late afternoon. Her death was treated as “unexplained”.

The Metropolitan police said: “Police were called by London Ambulance Service to an address in Camden Square shortly before 16.05hrs following reports of a woman found deceased. On arrival officers found the body of a 27-year-old female who was pronounced dead at the scene.”

Winehouse was last seen at the iTunes festival. Tributes for the Back to Black singer have flooded in.

Mark Ronson, who produced Back to Black, said: “She was my musical soulmate and like a sister to me. This is one of the saddest days of my life.”

Phillip Schofield said on Twitter: “Just heard the sad news that Amy Winehouse has died. At only 27, what a terrible waste of a great talent. Sincere condolences to her family.”

Rolling Stone Ronnie Wood dedicated his show on Absolute Radio to Winehouse . “It’s a very sad loss of a very good friend I spent many great times with,” he said.

A spokesman said: “Everyone involved with Amy is shocked and devastated. Our thoughts are with her family and friends. The family will issue a statement when ready.”

Winehouse has had a much publicised battle with drinks and drugs.