"POEMA PAR O.R. Antonam Rupainim 120. Muzikāls stāsts" is a musical performance taking place at Latgales vēstniecība GORS in Rēzekne on 18 September 2026. Dedicated to the 120th anniversary of Anton Rupainis—a distinguished Latgalian writer, educator, conductor, and community figure—the event tells the story of his life and significant contribution to Latgale's cultural life and Latvian identity. The staging features the MIKC Latgale Music and Art Secondary School mixed choir, conductors, and actors, with scenography and music by well-known Latvian artists. This production is part of the "Soli pa solim" International Theatre Festival programme, held in cooperation with Rēzekne municipality and the Anton Rupainis Museum.