By being as Australian, as they can possibly be.
Heaven - Australian band - was created in 1980.
X - Australian band - was created in 1977.
The Glory Box - Australian band - ended in 1994.
No, they were English.
AC/DC
yes they're an Australian band from Melbourne
Pond - Australian band - was created in 2008.
The Venetians - Australian band - was created in 1982.
God - Australian band - was created in 1987.
The Impossibles - Australian band - was created in 1991.
The Victims - Australian band - was created in 1977.
The Angels - Australian band - was created in 1970.
The Angels - Australian band - ended in 2000.
Gondwanaland - Australian band - ended in 1992.
Gondwanaland - Australian band - was created in 1981.
The Aliens - Australian band - ended in 1981.
The Aliens - Australian band - was created in 1978.