Funbox Karaoke is not only transforming the New Orleans karaoke scene but it's changing lives across the world.

Oops you can't see this activity! To enjoy the CBeebies website at its best you will need to have JavaScript turned on.

Oops you can't see this activity! To enjoy the CBeebies website at its best you will need to have JavaScript turned on.

This advertisement has not loaded yet, but your article continues below. Images of the tests showed what appeared to be a BMW sedan being destroyed and old models of tanks being blown up More than ...