Songs with a similar style to this?

[Xaroxantu Zero]

I'm looking for songs (preferably instrumental versions) to something like these:

http://www.mmeras.com/stuff/music/Koda%20Kumi%20-%20Black%20Cherry%20-%20INTRODUCTION.mp3
http://www.mmeras.com/stuff/music/Koda%20Kumi%20-%20Black%20Cherry%20-%20Get%20Up&Move!!.mp3

I tried Christina Aguilera, Beyonce, Pink, and Fergie, but I can't seem to find anything that has the same catchiness to it. Any ideas?

[Xaroxantu Zero]

No ideas at all? o_O

[hjr]

try pandora.com?

[Xaroxantu Zero]

Already tried that.