Someone will come and fetch me in a minute," he thought. But no-one came. It began to get dark. One by one, the lights in the house went off. Everyone was in bed.
Boo sat there, strapped firmly into the buggy. He looked at the stars and listened to the night-time noises of owls hooting and animals rustling in the hedges as they hunted for food.
Then it started to pour with rain.
"Oh no!" exclaimed Boo. He hated getting wet.
The wind got up too. Boo was very unhappy. He was wet and cold. A big tear rolled down his cheek.
"Oh, if only I could find some shelter," he sniffed sadly.
Suddenly, a strong gust of wind caught the buggy and it began to roll forwards.
"Help!" called Boo in alarm. "What's going to happen?"