“NO” Meghan Trainor #1 on iTunes “7 Years” Lukas Graham #2 on iTunes Work (feat. Drake) Rihanna #5 on iTunes Never Forget You Zara Larsson & MNEK #8 on iTunes

From The Associated Press iTunes' top 10 selling singles and albums of the week ending March 29, 2010: Singles: 1. "Hey, Soul Sister," Train 2. "Break Your Heart (feat. Ludacris)," Taio Cruz 3....

From The Associated Press iTunes' top 10 selling singles and albums of the week ending Feb. 15, 2010:Singles: 1. "We Are the World 25 for Haiti," Artists for Haiti 2. "Imma Be," Black Eyed Peas 3....

From The Associated Press iTunes' top 10 selling singles and albums of the week ending Feb. 1, 2010: Singles: 1. "Tik Tok," Ke$ha 2. "Imma Be," Black Eyed Peas 3. "Hallelujah (feat. Charlie...

From The Associated Press iTunes' top 10 selling singles and albums of the week ending Dec. 7, 2009: Singles: 1. "Bad Romance," Lady Gaga 2. "Tik Tok," Ke$ha 3. "Empire State of Mind (feat....

From The Associated Press iTunes' top 10 selling singles and albums of the week ending Nov. 30, 2009: Singles: 1. "Bad Romance," Lady Gaga 2. "Empire State of Mind (feat. Alicia Keys)," Jay-Z 3....

From The Associated Press iTunes' top 10 selling singles and albums of the week ending Nov. 23, 2009:Singles: 1. "Bad Romance," Lady Gaga 2. "Tik Tok," Ke$ha 3. "Fireflies," Owl City 4. "Empire...

From The Associated Press iTunes' top 10 selling singles and albums of the week ending Nov. 16, 2009: Singles: 1. "Fireflies," Owl City 2. "Need You Now," Lady Antebellum 3. "Replay," Iyaz 4....

From The Associated Press iTunes' top 10 selling singles and albums of the week ending Nov. 9, 2009: Singles: 1. "Fireflies," Owl City 2. "Replay," Iyaz 3. "Empire State of Mind (feat. Alicia...

From The Associated Press iTunes' top 10 selling singles and albums of the week ending Nov. 2, 2009: Singles: 1. "Fireflies," Owl City 2. "Jump Then Fall," Taylor Swift 3. "Bad Romance,"...

From The Associated Press iTunes' top 10 selling singles and albums of the week ending Oct. 19, 2009: Singles: 1. "Fireflies," Owl City 2. "Party In the U.S.A.," Miley Cyrus 3. "Meet Me...

From The Associated Press iTunes' top 10 selling singles and albums of the week ending Oct. 12, 2009:Singles: 1. "3," Britney Spears 2. "Party In the U.S.A.," Miley Cyrus 3. "Whatcha Say," Jason...

From The Associated Press iTunes' top 10 selling singles and albums of the week ending Sept. 21, 2009: Singles: 1. "Party In the U.S.A.," Miley Cyrus 2. "Whatcha Say," Jason DeRulo 3. "Fireflies,"...

From The Associated Press iTunes' top 10 selling singles and albums of the week ending Sept. 21, 2009: Singles: 1. "Party In the U.S.A.," Miley Cyrus 2. "Whatcha Say," Jason DeRulo 3. "I...