Bag

My
Bag squeaks
On my shoulder


Careful
Adjustment and
Bag still squeaks


Consider 
Throwing bag
Down on ground


Screaming
To air
And at bag


But
No. I
Don't do that


Instead
Adjust again
Bag stops squeaking!


Yay!
Now can
Walk in peace.


Prompt: Write a hay(na)ku.

True story that.