The French Horn Fiasco, livre audio

Episode 3 of "Octavia's Incredible Music Room Adventures"
The Brass Tacks Quintet comes to the school to perform. Octavia, the music room spider, gets into trouble when she decides to get a close look at the French horn and becomes trapped inside the instrument. Before she can escape, she ends up on stage with the musicians. Will she ever find her way back to the music room?