Po....in Australia that sign won't raise an eyebrow.....took me about 5 minutes to work out what was wrong.....had to put my 'US-thinking Cap' on.
The thing that you sit on...in Australia....is spelled 'ARSE', not 'ASS'.
Here an 'ASS' is one of those donkey thingies...or a person who acts like one of those donkey thingies.
.....though I'm sure you lot 'over there' got an instant giggle...