Britney sound has evolved
I dunno why people are saying Katy Perry she never had unique sound, she was always strictly commercial music for pop radio.
Black eyed peas.
P Diddy
Usher ( I'm iffy about this because he did release Yeah way back in 2004 but still
![coffee2](http://img.photobucket.com/albums/v232/korn0818/b80efe23.gif)
Ne-Yo
Chris Brown
LMFAO
Nicki Minaj
Basically alot of R&B artist that sold there souls to the electro pop craze
![shake no](images/smilies/images/smilies/shakeno.gif)