Clue | Source | Date |
---|---|---|
Singing quartet assembled by Simon Cowell | ||
"Amor & Pasión" popera vocal group | LA Times Daily | 23 Apr 2023 |
“Operatic pop” quartet since 2004 | Wall Street Journal | 13 May 2021 |
Operatic pop quartet | Wall Street Journal | 24 Apr 2021 |
Classical crossover quartet formed by Simon Cowell | Jonesin | 15 Sep 2015 |