This is awesome! I thought it was a joke but it seems pretty legit. Who would have thunk it? LOL

Lifehacker Link

You already know you can smooth a scratched optical disc with toothpaste, Pledge or Brasso, but if you don’t have any of those around the house, turn to your fruit bowl. After the jump, watch a short video demonstration of how to rub a scratched CD or DVD smooth with a banana, its peel and some glass cleaner.