At first she was sure she had been having a beautiful dream, for what else could make her feel so happy and -sort of all-overish,- as if something very nice and unusual had come upon her? She was sure she had dreamed that a splendid surprise had happened, and it was something about going away, too! Polly lay still in her little white nest of a bed, and thought over her dream, and lo! on a sudden, as she grew more and more awake, the real cause of her new and glad sensations came into her curly head, and she bounced, like a little rubber ball, right out of bed, and danced a wee lively jig on the floor.