Dimple Dallas by Amy Ella Blanchard — Read

Two such happy little girls they were who met the next morning; and for the first fifteen minutes they talked and laughed so hard that they nearly whooped themselves speechless for the rest of the day to make up for it, and when Eleanor, with very red weeping eyes and a puffed face found breath her first words were, "Isn't it perfectly splendid that I have the whooping-cough, too?"

And Florence, between whoops, spluttered, "Splendid."