The iTunes' top five selling singles and albums for the week ending April 4:

SINGLES:

1. "Just Can't Get Enough," Black Eyed Peas

2. "E.T." (feat. Kanye West), Katy Perry

3. "S&M," Rihanna

4. "E.T.," Katy Perry

5. "No Sleep," Wiz Khalifa

***

ALBUMS:

1. "Femme Fatale," Britney Spears

2. "Songs for Japan," Various Artists

3. "Rolling Papers," Wiz Khalifa

4. "21," Adele

5. "Grey's Anatomy: The Music Event," "Grey's Anatomy" Cast

-- Associated Press