Caillou and the family are at Grandma Grandpas for an evening corn roast. Everyone marvels at the night sky full of stars-which gives Grandpa the perfect opportunity to bring out his telescope introduce Caillou to the constellations. The house wakes up late, and that means its mad rush to get off to work and off to childcare. When Caillou doesnt want daddy to go to work, dad decides to show Caillou lots of people at work in their neighbourhood. Caillou meets all kinds of people doing all kinds of jobs. The best part? When he makes the light and siren go off in the police car! Its time for Gilberts annual visit to the Vet. Gilbert instinctively know where hes heading. He hates riding in the car, so Caillou does his best to comfort him-with near-disastrous results! Things only get worse when Gilbert confronts a dog in the waiting room. The Vet suggests that Caillou could comfort him when he gets his shot. That wasnt so bad, was it? MEOW! When Caillou plays astronauts with Leo he upsets Rosie. Meanwhile, Grandpa discovers a new panetarium is opening and theres a prize for the best space costume. Caillou is thrilled when the winner turns out to be...a surprise!
Caillou is helping Mom clean out the attic. When they come across an old chest, they open it and discover its full of unexpected things that may not be worth much money, but are treasures nonetheless. The family goes away for a weekend of camping in the woods. Caillou is startled when the fish in the lake tickle him. He climbs a mountain with Daddy and really, really hopes he will get to see a moose before its time to go home. Caillou has dinner at Sarahs house and discovers new foods and a new way to eat them. He has so much fun learning how to eat with chopsticks that he even tries to eat dessert with them! Caillou and Mom meet a fascinating woman in the park. Caillou is quick to approach the woman because she has a friendly dog. He notices it isnt on a leash but in a special harness instead. After several questions she explains she is blind and her dog helps he do many things.
Its hot and steamy and Mom wont let Caillou go to the public pool since theyve been every day this week! When Caillou refuses to put on some sunscreen and Rosie wont nap, Mom quickly realizes that the hot weather is making everyone grumpy. She and Caillou come up with the perfect solution: they connect the lawn sprinkler for some good time backyard fun - which certainly doesnt need a lot of sophisticated equipment. Caillou, Dad and Rosie are in the car on their way to meet mom. Caillou and Rosie are in the back seat arguing and Dad is losing patience with them. When the car breaks down they have to pull over. Caillou comforts Rosie who becomes afriad when smoke comes out of the engine. Caillou is overjoyed when the tow truck finally arrives and he gets to ride in it to the garage. When Dad and Caillou find a scruffy dog that appears to be lost they bring it home. The whole family pitches in and tries to find the owner by posting signs around the neighborhood. But when the owner arrives, Caillou doesnt want to let the dog go. Caillou and his family pay a visit to Santa and go Christmas tree shopping all in the same day. By the time they get to the tree vendor after a long wait for Santa, all the trees are gone. Caillou was looking forward to trimming the tree so together they decide to decorate a tree in their own back yard!