Artists like Josh Groban

Il Divo are a multinational classical crossover vocal group. Formed in the United Kingdom in 2003, it is a male quartet that was created and then promoted by British media magnate Simon Cowell for Syco Music, a record label that he had administered. The original members selected by Simon Cowell are Swiss tenor Urs Bühler, American tenor David Miller, French tenor Sébastien Izambard, and Spanish baritone Carlos Marín.

Amy Lee Grant is an American singer-songwriter and musician. She began her music career in contemporary Christian music (CCM) before crossing over to pop music in the mid-1980s. Grant has been referred to as "The Queen of Christian Pop". Grant was formerly married to fellow Christian musician Gary Chapman; after their divorce in 1999, she married country music singer Vince Gill in 2000.

José Plácido Domingo Embil is a Spanish opera singer, conductor, and arts administrator. He has recorded over a hundred complete operas and is well known for his versatility, regularly performing in Italian, French, German, Spanish, English, and Russian in the most prestigious opera houses in the world. Although primarily a lirico-spinto tenor for most of his career, especially popular for his Cavaradossi, Hoffmann, Don José and Canio, he quickly moved into more dramatic roles, becoming the most acclaimed Otello of his generation. In the early 2010s, he transitioned from the tenor repertory into exclusively baritone parts, including Simon Boccanegra. As of 2020, he has performed 151 different roles.

The Carpenters were an American vocal and instrumental duo consisting of siblings Karen (1950–1983) and Richard Carpenter. They produced a distinctive soft musical style, combining Karen's contralto vocals with Richard's harmonizing, arranging, and composition. During their 14-year career, the Carpenters recorded 10 albums along with many singles and several television specials.

William Robert Young is an English singer, songwriter and actor. He came to prominence after winning the 2002 inaugural series of the ITV talent contest Pop Idol, making him the first winner of the worldwide Idol franchise. His double A-sided debut single "Anything Is Possible" / "Evergreen" was released two weeks after the show's finale and became the fastest-selling debut single in the UK. Young also came in fifth place in World Idol performing the single "Light My Fire" written by the band the Doors.

Michael Learns to Rock (MLTR) is a Danish soft and pop rock band formed in 1988 known for their musical popularity from early to late 2000s in Scandinavia and Asia. The band currently consists of Jascha Richter, Mikkel Lentz and Kåre Wanscher. Søren Madsen was an original member of the group since its formation but left in 2000. The band has sold over 11 million records over the course of their career, with the majority sold in Scandinavia and Asia. Despite being Danish, the band performs songs in English. The band has attributed its success in Asia to their drug-free, clean-living image, and to singing in English as a second language.

Blessid Union of Souls is an American rock band from Cincinnati, Ohio, formed in 1990 by friends Jeff Pence and Eliot Sloan.

Maria Callas was an American and Greek soprano, and one of the most renowned and influential opera singers of the 20th century. Critics praised her bel canto technique, wide-ranging voice, and dramatic interpretations. Her repertoire ranged from classical opera seria to the bel canto operas of Donizetti, Bellini, and Rossini, and further to the works of Verdi and Puccini, and in her early career to the music dramas of Wagner. Her musical and dramatic talents led to her being hailed as La Divina.