Charley and Cari's First Day in Puppy Kindergarten

Summary Cari and Charley are very excited about starting Puppy Kindergarten. Charley is expecting Ms. Rivera to be his teacher but as the days grow closer to the first day of school Cari asks what if she doesn't come back. Charley tells her that won't happen but secretly he wonders what will he do if she doesn't come back.