If it ain't broke, don't fix it

 If it is, you win.

'Broken' lottery vending machine gives Ill. man $9.2M ticket

"It was a normal day, just like any other. I was picking up groceries at Jewel and on my way out the door, I decided to buy a lottery ticket," the man said.

For those not conversant in Illinoisan, Jewel is the grocery store.