Meet the toughest kid in the world - little ten-year-old Tiah Ayton the WORLD'S best junior kickboxer who dreams of becoming an ultimate FIGHTER. The pocket rocket took up kickboxing four years ago after her parents noticed she enjoyed play fighting with little sister. Her coaches were instantly impressed and within months she was fighting BOYS who were three years her senior just to get a fair match. Nicknamed 'Girl On Fire', the determined fighter has already caught the eyes of the Team GB Olympic squad.