Looking for something to provide some simple amusement and create a catchy tune.
Have a look at this site.
http://lab.andre-michelle.com/tonematrix

Yahoo has today released a new twist to online music. When searching for your favorite artist you will now have the ability to play their music as well.
The service is a collaboration between RealNetworks(R) Rhapsody and Yahoo. Through the service you can playback 25 full songs a month and an unlimited number of 30 second [...]