 Bart vs. Australia  is the sixteenth episode of the sixth season of The Simpsons . It originally aired on the Fox network in the United States on February 19 , 1995 . In the episode , Bart is indicted for fraud in Australia , and the family travel to the country so Bart can apologize . The Australian Parliament decide to give him the additional punishment of a boot to his buttocks , but the Simpson family refuse . Bart later change his mind and agree to the punishment , but just as he is about to receive it , he moon the Australians and the family fled back to America .