25.The Pussycat Dolls f/ Missy Elliot "Whatcha Think About That" DEBUT
24.Coldplay "Viva La Vida" 23.John Legend f/ Andre 3000 "Greenlight" DEBUT
22.The Ting Tings "Be The One"
21.Ashanti "Good Good"
20.Shontelle "T-Shirt" 19.Ciara f/ T-Pain "Go Girl" DEBUT
18.Cassie f/ Lil' Wayne "Official Girl"
17.Kylie Minouge "The One"
16.Demi Lovato "Get Back" 15.T.I "Whatever You Like" DEBUT
14.The Veronicas "Take Me On The Floor"
13.OneRepublic "Mercy"
12.Taylor Swift "Love Story"
11.Lady Gaga "Beautiful Dirty Rich"
10.Katy Perry "Hot 'N Cold" DEBUT
9.Leona Lewis "Forgive Me"
8.Lady Gaga f/ Colby O' Donis "Just Dance"
7.Rihanna "Disturbia"
6.Demi Lovato f/ Joe Jonas "This Is Me"
5.Natasha Bedingfield "Angel"
4.David Archuleta "Crush"
3.Brandy "Right Here(Departed)"
2.Pink "So What"
1.Carrie Underwood "Just A Dream" (3 weeks at #1)
The Pussycat Dolls "I Hate This Part" (1st Week/DEBUT/Peak Position:25)
Shontelle "T-Shirt" (3rd Week/-4/Peak Position:20)
Kylie Minouge "The One" (3rd Week/-6/Peak Position:15)
Cassie f/ Lil' Wayne "Official Girl" (8th Week/-4/Peak Position:9)
The Pussycat Dolls f/ Missy Elliot "Whatcha Think About That" (2nd Week/+4/Peak Position:21)
John Legend f/ Andre 3000 "Green Light" (2nd Week/+3/Peak Position:20)
The Veronicas "Take Me On The Floor" (7th Week/-5/Peak Position:9)
OneRepublic "Mercy" (4th Week/-4/Peak Position:10)
Ciara f/ T-Pain "Go Girl" (2nd Week/+2/Peak Position:17)
Taylor Swift "Love Story" (5th Week/-4/Peak Position:17)
Rihanna "Disturbia" (13th Week/-6/Peak Position:1[3])
Lady Gaga f/ Colby O' Donis "Just Dance" (13th Week/-5/Peak Position:1[2])
Demi Lovato "Get Back" (4th Week/+3/Peak Position:13)
T.I "Whatever You Like" (2nd Week+3/Peak Position:12)
Lady Gaga "Beautiful Dirty Rich" (4th Week/+3/Peak Position:11)
