Gerald is careful. Piggie is not. Piggie cannot help smiling. Gerald can. Gerald worries so that Piggie does not have to. Gerald and Piggie are best friends. In I Broke My Trunk! Gerald tells Piggie the long, crazy story about breaking his trunk. Will Piggie end up with a long, crazy story of her own?.
When Gerald the Elephant is sad, Piggie is determined to cheer him up, but finds after many tries that it only takes the simplest thing to change Gerald's mood.
Elephant, who is cautious and pessimistic, and Piggie, who is optimistic and sometimes reckless, go outside to play in the sun and hope that it does not rain.