EL Tape with an EL Shield from SeeedStudio was used with an Arduino UNO. The tape was connected to the shield on 3 of the 4 channels.
Once that is complete, simply upload the code and start playing your music!
The code makes use of Processing as well as the Processing Arduino library. You will need to get both of these working in order to use it.
Each Monday is ArduinoMonday here at Adafruit! Be sure to check out our posts, tutorials and new Arduino related products. Adafruit manufactures the Arduino right here in the United States in cooperation with arduino.cc. We have a huge selection of Arduino accessories and all the code and tutorials to get you up and running in no time!