fall to pieces

US /fɔl tə ˈpiːsɪz/
UK /fɔl tə ˈpiːsɪz/
"fall to pieces" picture
1.

to become so upset that you are unable to deal with things

:
After the divorce, she completely fell to pieces.
He tends to fall to pieces under pressure.
2.

to break into many small pieces

:
The old book was so fragile it almost fell to pieces when I touched it.
The ancient ruins are slowly falling to pieces.