to pieces {adv. phr.}
The cannon shot the town to pieces.
The vase fell to pieces in Mary's hand.
So as not to work; into a state of not operating.
After 100,000 miles the car went to pieces.
When Mary heard of her mother's death, she went to pieces.
Very much; greatly; exceedingly.
Joan was thrilled to pieces to see Mary.
The noise scared Bob to pieces.