TOP USA

1.LADY GAGA - BORN THIS WAY

2) [=] Cee-Lo Green - FU

3) [+2] Rihanna - S&M
4) [=] P!nk - F**kin' Perfect
5) [+4] Jennifer Lopez feat. Pitbull - On The Floor
6) [-3] Bruno Mars - Grenade
7) [+4] Ke$ha - Blow
8) [=] Katy Perry feat. Kanye West - E.T.
9) [-2] Enrique Iglesias feat. Ludacris - Tonight

10) [-4] Katy Perry - Firework