She was always told a ruler was 12 inches!
I'm not allowed to tell you
Don't worry they'll tell you themselves.
Because: Camilla Parker Bowles.
Their last big hit was The Wall.
They found her Head & Shoulders under the steering wheel!
Do you want a 6 or a 12 inch one?' I heard this joke on Bill Burr's podcast.
Nothing.
Because there were too many rulers in school!
To see how long she slept.