Orange Balloon believes that radio works because there's a little man inside it, but a kid named Ben thinks that just can't be true, so we visit an actual radio station to find the truth. There, we see an actual radio announcer doing his job, such as reading the weather and we also see all the switches and functions of the master control room. We learn that there are various controls for the microphone, the volume of the music and more and that most of the music the station plays comes from compact discs. We also learn that it all takes up a lot less room than a television station, which is our next stop to visit. In the television station, we learn often when a new show comes in, they repaint all of the walls and floors. After taking a look at an empty studio, we see one where an actual broadcast is taking place. Using shots of guinea pigs as an example, we how the television cameras are placed on wheels to move them easily and can take any number of different shots, based on what th