Britney en Billboard esta semana.

I Wanna Go
#22 Billboard Hot 100
#21 Digital Songs
...#16 Pop Songs
#36 Radio Songs
#17 Canadian Hot 100

Till The World Ends
#24 Billboard Hot 100
#14 Radio Songs
#36 Digital Songs
#14 Pop Songs
#15 Canadian Hot 100
#1 Yahoo Audio

Femme Fatale
#49 Billboard 200

Britney Spears
#26 Social 50