But when you listen to Winehouse sing it, she understands things in the lyrics that Phil Spector never did.

Admittedly, Doolittle has a way to go before emulating the poetic majesty of the late Winehouse.

Over a backing track that channels the stately gloom of Portishead and late Isaac Hayes, Winehouse sounds almost Edith Piaf-like.

Winehouse laid down the track in her attic studio in 2009, at the apogee of her hard-partying ways.