Australian signs are pretty funny things.
Sometimes they are just about wildlife:
Sometimes they are about absolutely mad things like a Hook Turn. This is where you turn right from the far left lane when the light changes yellow. It's so that cars don't hold up trams but really it just seems like a serious accident waiting to happen because pretty much anyone from any direction can hit you:
And sometimes they are just rude when said out loud and when one doesn't understand the context: