A video of how to play Dance, a computer game made by Cheese for the 7 Day FPS Challenge in August 2013 using Blender's built in game engine.
Builds of the game for Windows, Linux and MacOS can be found here, along with development blog posts and other insights:
http://dance.jbushproductions.com
If you're interested, you can follow on Twitter via @twolofbees
The music track is Court Of The Queen by Kevin MacLeod licenced under CC-By 3.0
http://incompetech.com/music/royalty-free/index.html?isrc=USUAN1100728