After retiring from the stage and divorcing Lloyd Webber, Brightman resumed her music career with former Enigma producer Frank Peterson, this time as a classical crossover artist.
She is often credited as the creator of this genre and remains among the most prominent performers, with worldwide sales of more than 30 million records and 2 million DVDs, establishing herself as the world's best-selling soprano of all time.
Visually impaired from birth, Bocelli became blind at the age of 12 following a soccer injury.
His big break came when a demo tape landed in the hands of Luciano Pavarotti.
Inspired to pursue music, he studied with famed tenor Franco Gorelli, supporting himself by peforming in piano bars.