I’ve had a note from a cynical reader about our little town’s annual festival called Up Your Bum
It’s the truth! It’s in a language other than English and the closest translation idiomatically is place something in your buttocks but of course we normally call the holiday by its name in the other language.
If you know what the polite people of Melbourne usually call this holiday, post the answer in a comment. The first correct answer will get a reward of 5 credits at Blog Explosion