15-Lily Allen - **** You <9 days/Peak:07>
14-Cobra Starship - Good Girls Go Bad
13-Jordin Sparks - Battlefield <17 days/Peak:02>
12-P!nk - Funhouse <7 days/Peak:02>
11-Green Day - 21 Guns <14 days/Peak:04>
Beyoncé - Ego (33rd day/=/Peak:01[6]) The Pussycat Dolls - Hush Hush, Hush Hush (23rd day/-1/Peak:01[2]) The All American Rejects - I Wanna (10th day/-2/Peak:05) Ciara featuring Missy Elliot - Work (22nd day/=/Peak:02) Katy Perry - Waking Up In Vegas (31st day/-1/Peak:01) Mika - We Are Golden (1st day/DEBUT/Peak:05) The Black Eyed Peas - I Gotta Feeling (2nd day/=/Peak:04) Kelly Clarkson - Already Gone (1st day/DEBUT/Peak:03) Mariah Carey - Obsessed (6th day/-1/Peak:01) Britney Spears - Radar (20th day/+1/Peak:01[19])
Green Day - 21 Guns (14th day/Peak:04) Kelly Clarkson - I Do Not Hook Up (40th day/Peak:01[4]) *RETIRED*
- Britney Spears "If U Seek Amy" 40@1 - Britney Spears - "Radar" 19@1
- Beyoncé - "Ego" 6@1
- The Black Eyed Peas - "Boom Boom Pow" 5@1
- Kelly Clarkson - "I Do Not Hook Up" 4@1
- Miley Cyrus - "The Climb" 4@1
- The Pussycat Dolls - "Hush Hush, Hush Hush" 2@1
- Katy Perry - "Waking Up In Vegas" 1@1
- Mariah Carey - "Obsessed" 1@1
1.Kelly Clarkson - My Life Would Suck Without You (40 Days || Peak:02 || Debuted at:02 || Retired At:04)
2.Leona Lewis - I Will Be (40 Days || Peak:02 || Debuted at:04 || Retired At:02)
3.Britney Spears - If U Seek Amy (40 Days || Peak:01 || Debuted at:01 || Retired At:01)
4.Katy Perry - Thinking Of You (40 Days || Peak:03 || Debuted at:03 || Retired at:04)
5.Enrique Iglesias featuring Ciara - Takin' Back My Love (40 Days || Peak:02 || Debuted at:08 || Retired at:08)
6.The Pussycat Dolls - Jai Ho! (You're My Destiny) (40 Days || Peak:02 || Debuted at:03 || Retired at:06)
7.Miley Cyrus - The Climb (40 Days || Peak:01 || Debuted at:02 || Retired at:06)
8.The Black Eyed Peas - Boom Boom Pow (40 Days || Peak:01 || Debuted at:03 || Retired at:04)
9.Kelly Clarkson - I Do Not Hook Up (40 Days || Peak:01 || Debuted at:01 || Retired at:03)
britney not a 1 
Beyoncé - Ego (33rd day/=/Peak:01[6])
The Pussycat Dolls - Hush Hush, Hush Hush (23rd day/-1/Peak:01[2])
The All American Rejects - I Wanna (10th day/-2/Peak:05)
Ciara featuring Missy Elliot - Work (22nd day/=/Peak:02)
Katy Perry - Waking Up In Vegas (31st day/-1/Peak:01)
Mika - We Are Golden (1st day/DEBUT/Peak:05)
The Black Eyed Peas - I Gotta Feeling (2nd day/=/Peak:04)
Kelly Clarkson - Already Gone (1st day/DEBUT/Peak:03)
Mariah Carey - Obsessed (6th day/-1/Peak:01)
Britney Spears - Radar (20th day/+1/Peak:01[19])
Kelly Clarkson - I Do Not Hook Up (40th day/Peak:01[4]) *RETIRED*
