After Burner Cheats

When you die and view the Game Over screen, hold A, B, and SELECT. You will have a Sound Test.

Before starting your game, plug in a controller to slot 2. Hold A and B on that controller, and then tap START on the controller in slot 1.

Before you turn on the game, press and hold down the b button, then turn on the game. You'll be able to listen to 5 songs.