Plus Amber has a Wiz moment, and Rihanna's rapping?
When you are feeling down listen to these tracks for a pick-me-up.
Plus, pics of Nicki Minaj, Ciara, Chris Brown and others.
A few music stars we want to see battle it out.
Beats mogul proves to be a major game changer, replaces Diddy as highest-paid act.
Artists speaking out as tensions boil over in Missouri town.