Ann Kirsten Kennis

  1. Chart Moves: Katy Perry, Vampire Weekend, Cee-Lo, Taylor Swift

    September 02, 2010 12:00 AM EDT A quick look at the most notable jumps and drops on this week's Billboard 200 albums and Hot 100 singles charts. The Billboard 200 -- Katy Perry: As the pop diva scores her first No. 1 album on the Billboard 200 with "Teenage Dream" ...