Music
Rex Features
The American singer holds off competition from Kings Of Leon, who chart at two and four with 'Sex On Fire' and 'Use Somebody'.
Beyoncé holds third spot with 'If I Were A Boy', while T.I. and Rihanna's collaboration 'Live Your Life', climbs five places to fifth.
The top ten singles in full (click where possible for our reviews):
1. (1) Lady GaGa: 'Poker Face'
2. (2) Kings Of Leon: 'Sex On Fire'
3. (3) Beyoncé: 'If I Were A Boy'
4. (6) Kings Of Leon: 'Use Somebody'
5. (10) T.I. Feat Rihanna: 'Live Your Life'
6. (4) Jessica Mauboy Feat. Flo Rida : 'Running Back'
7. (7) Britney Spears: 'Womanizer'
8. (5) Pink: 'So What'
9. (8) Katy Perry: 'Hot N Cold'
10. (9) Pink: 'Sober'
Singles Reviews
Gym Class Heroes ft. Neon Hitch: 'Ass Back Home' reviewThe group are whipped into shape on their latest effort.
The Sound
Ones to watch: LawsonDigital Spy finds out more about the fast-rising group.
Music Interviews
Cher Lloyd: 'LA Reid loves scrambled eggs'Digital Spy finds out what the singer has been up to in America.
Album Reviews
The Ting Tings: 'Sounds From Nowheresville' reviewThe duo overcomplicate matters on their second studio album.
