Write a 500 words music concert reflection

You need to write a 500 words music concert reflection, accorfing to this reflection, you need to introduce percussion and the song of (Ketawang Kasatriyan, laras slendro pathet sanga), the sounds of flute. Also you need to talk about the wrold music (Ngikhumbuli from south africa; Balia Di Sehu, Arirang from Korean folk song and Balleiakka)  Make sure you write the music details in it.