| 作者 (Author) | Willems, Mo |
| Summary: When Gerald is sad, Piggie is determined cheer him up, but finds, after many tries, that it only takes the simplest thing to change Gerald’s mood. | |
| 等级 (MML) | MM Level-0.5 |
| 年级 (IL) | Lower Grades (LG K-3) |
| 字数 (Words) | 183 |
| 类型 (Fiction) | Fiction |
| 系列 (Series) | Elephant and Piggie; |
| Topic: Animals-Pigs; Animals-Elephants; Emotions-Sadness; Interpersonal Relationships-Friendship; | |
