Jordin Sparks retains Aussie No.1

Jordin Sparks has retained the number one spot in the Australian singles chart for a second week.

The American Idol singer's duet with Chris Brown keeps Gabriella Cilmi's 'Sweet Like Me' in second place.

Elsewhere, Coldplay moved into the top ten with their single 'Violet Hill', while singer-songwriter Sarah Bareilles continued to rise up the charts to ninth.

The top ten in full:

1. (1) Jordin Sparks and Chris Brown: 'No Air'
2. (2) Gabriella Cilmi: ‘Sweet About Me’
3. (3) Estelle ft. Kanye West: 'American Boy'
4. (7) Vanessa Amorosi: 'Perfect'
5. (4) Madonna ft. Justin Timberlake: '4 Minutes'
6. (5) Rihanna: 'Take A Bow'
7. (6) Flo Rida ft. T-Pain: 'Low'
8. (8) Newton Faulkner: 'Dream Catch Me'
9. (10) Sarah Bareilles: 'Love Song'
10. (17) Coldplay: 'Violet Hill'