breath in now breath out

A blond was going to get her hair layered at the salon With headphones on.

The lady at the salon said to take the headphones off.

The blond said ” No way, I would die if I did”.

The lady said “Whatever” and did her work.

Then the lady took the headphones off thinking it wouldn’t matter if she did.

The blond dropped dead.
The salon lady heard the headphones saying
“breath in, now breath out” repeatedly.