These are iTunes' top 10 selling singles and albums of the week ending June 14:

Singles

1. "California Gurls (feat. Snoop Dogg)," Katy Perry

2. "Airplanes (feat. Hayley Williams of Paramore)," B.o.B.

3. "OMG (feat. will.i.am)," Usher

4. "Billionaire (feat. Bruno Mars)," Travie McCoy

5. "Not Afraid," Eminem

6. "Your Love Is My Drug," Ke$ha

7. "Alejandro," Lady GaGa

8. "Rock That Body," Black Eyed Peas

9. "Cooler Than Me," Mike Posner

10. "My First Kiss (feat. Ke$ha)," 3OH!3

Albums

1. "Glee: The Music, Journey to Regionals," Glee Cast

2. "The Twilight Saga: Eclipse (Original Motion Picture Soundtrack), Various Artists

3. "Bionic," Christina Aguilera

4. "To the Sea," Jack Johnson

5. "Glee — The Music, Vol. 3 — Showstoppers," Glee Cast

6. "Recovery," Eminem

7. "Up On the Ridge," Dierks Bentley

8. "The Fame Monster (standard)," Lady GaGa

9. "Grace Potter & The Nocturnals," Grace Potter & The Nocturnals

10. "B.o.B Presents: The Adventures of Bobby Ray," B.o.B