Now that we have a Video CC forum and one of the rules of posting to that forum is that any backing music etc must be licenced for use by the member submitting it, I thought it would be worthwhile posting this thread giving details of how you go about getting a licence for any music you use.
In Australia you can get more information here: http://www.aria.com.au/pages/licensing.htm and here: http://www.apra-amcos.com.au/