Music
Rex Features
Their hit 'I Gotta Feeling' - currently top of the US, Australian and Irish charts as well - climbs from three to one this week.
It matches the success of the group's previous single 'Boom Boom Pow', which spent two non-consecutive weeks at number one in May and June.
Behind Black Eyed Peas, JLS slip to two with 'Beat Again', while Mr Hudson and Kanye West fall to three with 'Supernova'.
Meanwhile, US rapper Pitbull jumps from seven to four with 'I Know You Want Me (Calle Ocho)'.
The highest new entry of the week comes from Torchwood actor John Barrowman, who debuts at 14 with his version of Barry Manilow's 'I Made It Through The Rain'.
The top ten singles in full (click for our reviews):
1. (3) Black Eyed Peas: 'I Gotta Feeling'
2. (1) JLS: 'Beat Again'
3. (2) Mr Hudson ft. Kanye West: 'Supernova'
4. (7) Pitbull: 'I Know You Want Me (Calle Ocho)'
5. (4) Cascada: 'Evacuate The Dancefloor'
6. (9) Beyoncé: 'Sweet Dreams'
7. (5) La Roux: 'Bulletproof'
8. (8) Lady GaGa: 'Paparazzi'
9. (6) David Guetta ft. Kelly Rowland: 'When Love Takes Over'
10. (10) Chicane: 'Poppiholla'
> Click here for this week's top ten albums
Singles Reviews
Darren Hayes: 'Bloodstained Heart' review Hayes continues his pursuit for old-fashioned romanticism.
The Sound
Sunday chart predictions: Maverick Sabre, moreHas Maverick Sabre topped the album charts? Find out in Friday's midweeks.
Music Interviews
Adam Lambert eyes Jessie J collaborationDigital Spy talks to the singer about his new album 'Trespassing'.
Album Reviews
Speech Debelle: 'Freedom of Speech'Speech Debelle storms back with her second album Freedom of Speech.
