WHAT!?!?!? YOU DON'T DEVOTE YOUR LIFE TO APPLE!?!?!?!?
The header is used so when the person clicks on the link it opens in iTunes. If the header is left out, it won't work properly. So when you post an iTMS link (which you can get
here) the song by opening it though iTMS. If the user dosn't have iTunes, then they will be directed to the Apple site. My site has it added, but I need to tweek it (I added the 'Download iTunes' myself). My site is at playingfire.blogspot.com