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Joyous quartet

As a crippling reminder of your own age and musical inadequacy, some people have taught their children how to play stringed instruments and their level talent is outrageous. 

The quartet, called Joyous String Quartet have been playing together since they were four years old and have taken on the likes of Michael Jackson,Vivaldi, and Katy Perry. 

Joyous quartet

Now 8, lead Cellist Justin Yu has performed on The Ellen Show, at Carnegie hall twice, and overseas. 

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