Nah, can't say that's ever happened to me. If that's gonna happen to you the two best places are a hospital or a doctors office.
Did you leave a stain on the drivers seat on the way home? I would've and it would've stunk real bad.
I'm assuming the old bag has her license taken away. Just a hunch.
When the shock wears off you've got a great conversation starter.
I'm assuming your appointment was canceled.