USA
A new girl comes to the neighbourhood school and Linus is smitten with her. Unfortunately, she develops the symptoms of leukemia and must go to the hospital for cancer treatment. Linus and Charlie Brown help her through the traumas of chemotherapy as best they can while Snoopy plays at being the world's greatest doctor. - IMDb
| Perché, Charlie Brown, perché? |  Italy |
| Por que, Charlie Brown, Por quê? |  Brazil |
| Por qué, Charlie Brown, por qué? |  Argentina |
| Pourquoi, Charlie Brown, pourquoi? |  Canada |
| Why, Charlie Brown, Why? | USA |
| チャーリーブラウン なぜなんだい? |  Japan |
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Jennifer Banko [11] | Lucy Van Pelt (voice) |
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Dion Zamora | The Bully (voice) |
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Olivia Burnette [12] | Janice Emmons (voice) |
