The top 10 singles and albums on iTunes

iTunes' top 10 selling singles and albums of the week ending May 18, 2009:

Singles:

1. "Boom Boom Pow," Black Eyed Peas

2. "I Know You Want Me (Calle Ocho, More English Extended Mix)," Pitbull

3. "Beautiful," Eminem

4. "Don't Trust Me," 3OH!3

5. "Waking Up in Vegas," Katy Perry

6. "Poker Face," Lady GaGa

7. "Sugar (featuring Wynter)," Flo Rida

8. "Fire Burning," Sean Kingston

9. "Halo," Beyonce