Seems the land down under has its version of the Taiwanese beetlenut chewer?
Heres the Trip Report where I learned of this phrase:
Yes, we do. Bogans make me laugh.
We have em too: http://video.google.com/videoplay?docid=3423841306360550841&q=devvo&total=1081&start=0&num=10&so=0&type=search&plindex=0
the whole world has them as you can see from:
mulletsgalore.com/
Check out the classifications section