The Very Tired Nurse's Rectal Thermometer

A very tired nurse walks into a bank, totally exhausted after an 18-hour shift.

Preparing to write a check, she pulls a rectal thermometer out of her purse and tries to write with it.

When she realizes her mistake, she looks at the flabbergasted teller and without missing a beat, she says:

‘Well, that’s great….that’s just great…. Some asshole’s got my pen’!