this was a simple melody uploaded on deadmau5's soundcloud. He said it'll be a full song soon, but I wanted to upload it and share it with everyone since I love this little riff so much.
download : http://www.mediafire.com/?ev48566k95uwwa6

artwork: http://jakhris.deviantart.com/art/deadmau5-Tribute-Wallpaper-177327583