 In the episode "Rosebud" four scenes were cut out when shown in Australia.  (i) when Mr. Burns guards charge the guests at his party with machine guns  (ii) when Barney comes to The Simpsons door threatening Homer with a gun  (iii) and finally the scene where homer gives Maggie a box to play with and  takes it away from her, and (iv) then the later reference to this when homer  is in bed wearing a box on his head.