In December 2003, he became a member of the international musical quartet Il Divo along with Urs Bühler (Switzerland), Sébastien Izambard (France), and David Miller (USA).
Their debut album, Il Divo, became a worldwide multiplatinum selling record when released in November 2004, entering Billboard at number four and selling five million copies worldwide in less than a year and knocking Robbie Williams from the number one spot in the charts.