Sergey Letov participated together with American viola player and violinist LaDonna Smith (USA) and Sergey Sedov in performance by Leonid Tishkov after his play "Deep-Sea Divers" for the first time at Novosibirsk Art Gallery in December of 1995. The next year Sergey Letov and Sergey Sedov performed play at the Center of Modern Art in Chelabinsk.
Deep-sea Divers in Yekaterinburg at Underground Museum (May 25, 2024, in Russian, photo)