Albert Einstein is the son of a Tasmanian apple farmer, who discovers the secret of splitting the beer atom to put the bubbles back into beer. When Albert travels to Sydney to patent his invention he meets beatuiful French scientist Marie Curie, as well as several unscrupulous types who try to take advantage of the naive genius and his invention.
Babe, fresh from his victory in the sheepherding contest, returns to Farmer Hoggett's farm, but after Farmer Hoggett is injured and unable to work, Babe has to go to the big city to save the farm.