Blue's Clues Season 3 Episode 4 What's That Sound? Episode Title:What's That Sound?.Episode Description: In this episode, we listen carefully to hear all sorts of different sounds. We start out hearing a noise and identify it as wind chimes coming from outside. Later, we use noises to help Shovel & Pail follow a gopher to a neat-sounding stream. Later, we skiddoo into a soundless black-and-white movie to fix it up by adding sound effects to it.