Turn your iPhone into a Rocio's cana!
With iCan you can use your iPhone as if it were a cane, tapping on the sides to produce the characteristic sound. You can play your mp3 from your iPod directly from the app to play the cane in playback.
Rocio's cana is an musical instrument consisting of a cane, cracked at one end, and that is struck with the hand to accompany the singing and dancing flamenco. Traditional in Andalucia (Spain), is widely used in popular festivities.