What are the Hotties of the music world up to? What's hitting the charts, big time? What should you be listening to on your weekend?

We give you some chart busters, to tap your feet to. This is a chart featuring girls only, BTW...!


1. Lady Gaga
Born This Way


2. Jennifer Lopez
On The Floor


3. Katy Perry
E.T


4. Ke$ha
Blow


5. Adele
Rolling in the Deep


6. Britney Spears
Till the World Ends to be featured on her album Femme Fatale will be officially premiere on Ryan Seacrest's radio show on Friday (March 4).


7. Rihanna
Only Girl (In The World)


8. Official Hot Mess
Money Makes The Girl$ Go Round