They performed to the song 'O Fortuna' a poem originally written in the 13th century as part of a collection known as the Carmina Burana, and set to music in 1935/36 by the German composer Carl Orff. Britain's Got Talent has been a huge platform for many child stars who have graced its stage over the years, launching them into the public domain and giving them a … Spelbound auditioned for BGT, and wowed the judges and the crowd from the start. Maddox Dixon is taking to the BGT Semi-Final stage to wow everyone with a quite literally gravity-defying act!