|Amy Winehouse died aged 27-years-old|
The London Ambulance Service said it was called out to a 27-year-old woman at 1554 BST. But the woman died.
At present the cause of death is said to be unexplained.
On Twitter many people are mentioning something called the #27Club. This refers to the age of other world famous singers that died at the age of 27. They include Jimi Hendrix, Janis Joplin, Kurt Cobain, Jim Morrison and Brian Jones.
Read more: BBC Entertainment news
More on the 27 Club: Wikipedia.org - 27_Club