There are various of these little poetry gems currently adorning our public transport. They are very clever although I resserve my judgement on how effective they are. Humpty himself has been seen running for the bus!
Mary had her iPod up as loud as it would go.
And every song that Mary played she thought we all did know.
The noise was unrelenting and it made the people frown.
Oh how we wish that Mary would just turn the damn thing down.