Bush Christmas by Jack Waugh (1964)?
If you have an questions about the competition then feel free to send me (gyr) an email at mdlaurie at gmail dot com
Alternatively if you want to talk to some other australians then just grab an irc client and join irc.sorbs.net #demoscene and introduce yourself :)
If you're after some help with getting your entry done then you can either come by the irc channel or try posting a message on scene.org's Australia forum.