turn something around
turn something over
turn something upside down

Then one day last week, my world turned upside down.

Time enough for the world to turn upside down again, certainly.

The house was the last thing he had to hold on to in a world turned upside down.

She was about to have her whole world turned upside down.

I felt as if the world had suddenly turned upside down.

Since then, he said, his personal life has been turned upside down.

She didn't understand how her world had been turned upside down, or why.

We feel as if our whole world has turned upside down.

Your life's been turned upside down in the past few months.

I felt as if my life had been turned upside down.