It was the piece of straw that broke the camel's back

It's the straw that broke the camel's back for some of them. If you're somebody who was already down to the last thread of survival, just trying to keep the bills paid, this will leave you flat out.

You can't make bricks without straw

The straw that broke the camels back was the 99-yard run.

Eugene wouldn't let the game end without getting one. He wanted to be the last straw that broke their back and he did it.

If it ain't broke don't fix it