BuBu ChaCha(1999–2001)

Randy and ChaCha (Randy's pet dog) are best of friends. One day, ChaCha passes away, and turns into a star to watch over Randy. But ChaCha decides to return to Randy in the form of a toy car. Randy and ChaCha keep this secret to their own selves, and off they go to their adventures, where they learn that every little thing is a big discovery.