9. Duffy, 'Mercy' This was the song (co-written with Steve Booker) that made Duffy the first ever Welsh woman to reach No. One on the UK Singles Chart since Bonnie Tyler's 1983 hit 'Total Eclipse of the Heart'.
Ah Blunty. Of course he's here, and of course it's 'You're Beautiful'. In at seven.
Britney Spears' 'Toxic' takes second place in the PRS countdown of the most popular tracks of the noughties based on plays and performances.
And in at Number One, perhaps fittingly, the ruthlessly addictive 'Can't Get You Out Of My Head' from Kylie Minogue. Gawd damn that track and it's everlasting omnipresence.