Parody of historical epics that focuses on real-life Australian explorers William John Wills and Robert O'Hara Burkes, who tragically tried to cross the Australian continent from the south, to the north, a distance of 3,250 km.
Blair, Tootie, Natalie, Jo, Beverly Ann, and Andy visit the land down under. Blair and Jo are warned of a planned jewel heist; Beverly Ann visits a beau from many years ago; Natalie is stranded in the outback; and Tootie meets a Yale student who pretends to be a young Aborigine.
Three intrepid siblings try to rescue their precious duck from bird smugglers who want to eat it.
