That was not what he meant. This is what he meant:
1. Go to User CP
2. Go to Widget Manager (beta)
3. Go to Manage Your Widget
4. Go to Mp3 Player
5. Release the link that play the song that is located at the Music URL.
6. Paste the link at the Music URL since you copy the link I gave you.
7. Go to Get Widget on either top or bottom.
8. Finally, go to your profile.
I could help you of your song that you are looking for :).