How Long Charlie Puth Download 'How Long' on iTunes
The death of singer Amy Winehouse has promoted a surge in iTunes downloads.
So far six of the singer's tracks have stormed into the Top 200 on iTunes being led with 2007 smash 'Back To Black' which is working its way up the Top 40 Chart.
Tune into the Vodafone Big Top 40 Chart tomorrow form 4pm for all the latest.
Let us know your favourite Winehouse track below...