Sofia Festival Orchestra / Pyotr Ilyich Tchaikovsky / Margarita Lilova / Stefka Popangelova / Rossita Troeva-Mircheva / Nicolai Gedda / Michel Lecocq / Yuri Mazurok / Anna Tomowa-Sintow / Nicola Ghiuselev / Stoil Georgiev / Emil Tchakarov / Sofia National Opera Chorus