Help me ueeeeeee

Hi guys can you tell me some things?From where can i add songs to my r4?From Where can i Add cool skins to my r4? :'( pls tell me

I know about the music but not the skin one sorry...Download music normally as a Mp3 format from limewire of internet or sommin.Then....where u put your games, make a folder called music and put ur MP3 musics thereOn the menu in the r4 it should say at the start, Game, Music and sommin else i forgot click on the Music one and ure folder should show, go on that and your music should be there.This is for my R4i anyway, but hopefully it would work. = D