Just typing random domain names into co.cc and found itunes.co.cc is available but it cost $17 so if any one want's it you should snap it up fast.
Here is the other issue when it comes to trademarked names in domains.
Apple Seizes 16 Domain Names From A Guy In One Fell Swoop
"Democracy is two wolves and a lamb voting on what to have for lunch. Liberty is a well-armed lamb contesting the vote." -- Benjamin Franklin