It's midnight, and the guinea pigs are not in their cage! In this humorous story, two guinea pigs stray from their cage to a park before returning home again in time for breakfast. Their night-time adventure is told through a series of illustrations with very simple repetitive text. Pink A/Band 1A books offer emergent readers very simple text supported by illustrations. Text type - A story with predictable structure and patterned language. Pages 14-15 provide an illustrated sequence of events that consolidates understanding of the story.