Caillou and Dad go over to Mr. Hinkle’s house to help him build a dog house. Caillou soon meets Mr. Hinkle’s guests, a Mommy dog with her two puppies, who are staying with him for a few days. When one of the puppies disappears, Caillou helps look for him. Fortunately, the bold little puppy comes out of hiding and joins his family in their new home. (thetvdb.com)