Moscow Boys ChoirThe Moscow Boys Choir is a choral group of boys from Moscow, Russia.HistoryFounded in 1957, the performing chorus is an all-boy choir under the direction of Leonid Baklushin.Voices & PerformancesAlthough most of the boys are sopranos, the adolescents also attain bass, baritone, and tenor range. There are usually 28–35 voices.