But an understudy was to play her part that night and she had no excuse.
And the maid will leave us before the month is over and I shall be her understudy.
She's an understudy, and her principal might fall ill--or something.
Then he turned, roaring: 'Vere is Miss Lawrence's understudy?
It will start in two minutes, and we shall see what the understudy can make of it.