It could happen to you.
There is no natural order that suggests babysitters should be a special class of prey for Boogeymen.
However, the real origin story happened in 1950 when teenager Janett Christman was babysitting for a family friend.

Scream 2
The children have been put to bed upstairs and the babysitter is downstairs, watching television.
The phone rings; the caller tells her, Check the children.
The adolescent dismisses the call and goes back to watching television.

The anonymous caller dials back several times.
Eventually the babysitter calls the police, who inform her they will trace the next call.
After the stranger calls again, the police return her call, advising her to leave immediately.

When a Stranger Calls
She evacuates the home and the police meet her.
Janett Christman was 13-years-old when she was hired to babysit 3-year-old Gregory Romack in March of 1950.
At 7:30pm, she arrived at the Romacks home outside of the small town of Columbia, Missouri.

Janett Christman (left) with a classmate, taken a few days before her murder.
At 10:35pm the local police departmentreceived a callfrom a girl screaming Come quick!
before the line cut out.
The Romacks called home before 11pm but did not get an answer.
When the Romacks returned home at 1:30am, they opened their front door to apool of blood.
Janett was pronounced dead at the scene.
She had been raped and then strangled to death and had struggled with her attacker significantly before succumbing.
Fortunately, Gregory Romack was found upstairs still asleep in his bed.
Janetts case is officially unsolved.
However,Janetts family and the Romacks believe a local man named Robert Mueller may have been responsible.
Robert was an old friend of Ed Romacks who had mentioned he liked Janett.
Ed said Mueller told him he could have murdered Christman and thenforgotten about it.
Robert Mueller died in 2006.
All three movies have sequels and remakes.