The Chorny-Ghergus Duo is one of the most renowed groups in Yiddish music in
Europe and beyond. They are laureates of the prestigious Moscow International
Solomon Mikhoels' Art Festival (1st Prize). They have been teaching faculty in many festivals of Yiddish music.

Chorny & Ghergus created the background music for a production of "God of Vengeance" (by S. Asch), that was performed during the International Festival "A. Goldfaden" (France-Romania-Lithuania-Hungary).

They've also participated in the project  "Yiddish Vocalists,"  "Musical Culture of the Jewish People of Eastern Europe" (Austin University, USA) and in the animated film project "Lullabies of the World" (the Jewish Lullaby), and they represented Moldova in the cultural program of the Moscow International Jewish Book Festival.

Efim Chorny and Susan Ghergus are leaders of the "Theatre of Jewish Song" (Moldova) and soloists of international bands "Klezmer Alliance","Besarabish","Wolga-Klezmer","Pro-Yiddish Project"