 His works have been performed by orchestras and chamber groups in Australia, the United States and Europe and receive frequent airplay on classical music stations.In July 2007, Palmer was commissioned to write the Papal Mass for World Youth Day 2008 in Sydney.The Mass, "Benedictus Qui Venit", for large choir, soloists and orchestra, was performed in the presence of Pope Benedict XVI and an audience of 350,000 with soloists Amelia Farrugia, soprano and Andrew Goodwin, tenor, directed by Benjamin Bayl.