The song, which has been a fixture in the charts for the last ten weeks, ended this year's Comic Relief single's reign at the top.

'Islands In The Stream' by Gavin and Stacey stars Ruth Jones and Rob Brydon fell two places to number three.

US rapper Flo Rida is at number two with 'Right Round', while The Saturdays' are at number four with 'Just Can't Get Enough'.

The top five in the singles countdown was completed by Taylor Swift's 'Love Story'.

Meanwhile, the album chart was topped by Boyzone star Ronan Keating's 'Songs For My Mother', while last week's number one, U2, fell to to number six with 'No Line On The Horizon'.

(by Jason Gregory)