If you know what you're looking for, just tap the search button at the bottom of the screen and type in the name of the show you'd like to hear.

Alternatively, you can:

1. Select the Browse section on the navigation bar at the top of the screen.
2. Select a Category tab from the top of the screen (Music, for example).
3. From the Music tab, scroll down until you see the Categories section.
4. Select Pop as an example.
5. On the Pop page, select the On Demand tab and pick a show to view its On Demand content.