Kershia WongI saw this ‘band’ recently, Naturally 7 when they were opening for Michael Buble here in Australia, and I have to say, they are mind blowing!! Hailing from New York City, what they do is called Vocal Play, whereby they use only their voices to sound like instruments. A 7 man group, they have a lot of different kinds of instrument sounds, from the low end of the bass to the high wailing of an…