Sometimes your Ninja might do something silly and get himself stuck. If this happens, you can help your Ninja out by fully closing the app.  

To fully close an app on iOS6, follow these steps:

  1. Return to the iOS home screen.
  2. Double tap the Home button on your device. A menu should slide open at the bottom of the screen.
  3. Press and hold the Clumsy Ninja icon in this bottom menu.
  4. After a second, a minus sign should appear at the top corner of the app icon. 
  5. Tap the minus sign to fully close the app. 

To fully close an app on iOS7, follow these steps:

  1. Double tap the Home button on your device. You'll be shown screenshots of all your open apps.
  2. Find the Clumsy Ninja screenshot, and swipe it off the top of the screen to close it.