This was inspired by Raj's personal soundtrack shirt in Big Bang Theory S3, E16, "The Excelsior Acquisition". You can now buy them online but it's much more fun to make your own and it's possible now that buttons designed for use in electronic clothing are available from Connectedwear. Nine of the buttons on the Connectedwear keypad sewn into the hoodie's arms each play a given sound or tune and the tenth a ...