Lights out mode...

When the user enters the app for the first time...
  Displays a splash screen with a button
When the user presses the splash screen button...
  Dims the screen
  Plays Sound1.mp3

Then...
When the user taps once...
  Plays Sound2.mp3 when the user enters the app.
When the user taps twice...
  Plays Sound3.mp3
When the user shakes...
  Plays Sound4.mp3
When the user shakes again...
  Plays Sound5.mp3

Thereafter... when the user starts the application...
  Plays Sound5.mp3

Use whatever sounds you want.