iTunes’ top 10 selling singles and albums of the week ending Oct. 19, 2009:

Singles:

1. “3,” Britney Spears

2. “Fireflies,” Owl City

3. “Party In the U.S.A.,” Miley Cyrus

4. “Whatcha Say,” Jason DeRulo

5. “Meet Me Halfway,” Black Eyed Peas

6. “Down,” Jay Sean

7. “Replay,” Iyaz

8. “Who Says,” by John Mayer

9. “Run This Town (feat. Rihanna & Kanye West),” Jay-Z

10. “Paparazzi,” Lady GaGa

Albums:

1. “The Twilight Saga: New Moon (Original Motion Picture Soundtrack),” Various Artists

2. “Crazy Love,” Michael Buble

3. “The E.N.D. (Energy Never Dies),” Black Eyed Peas

4. “The Blueprint 3,” Jay-Z

5. “Ocean Eyes,” Owl City

6. “Where the Wild Things Are (Motion Picture Soundtrack),” Karen O and the Kids

7. “Embryonic,” The Flaming Lips

8. “Slice,” Five For Fighting

9. “Dear Agony,” Breaking Benjamin

10.”Only By the Night,” Kings of Leon