I made this game out of boredom in one night using Unity3d. It's a combination of the famous helicopter game and the ROFLcopter internet meme.
The signal pattern code from the Unity Patterns website was used for the GUI button click events. http://unitypatterns.com/resource/signals/
The theme song was downloaded from opengameart.org and is made by the user deadEarth. http://opengameart.org/content/a-fight