Hmmmm... Well i dunno how to do that, but you can go into a internet site called "dilandau" you can download music for free!!! And its easy to download and its virus free!!! Hope this helps! ^^
to add music onto a lumboy curve 8520 u have to pulg it into ur computer and go to ur lumboy software and from there it is pretty simple go to music and it should be clear from there