HIGH NOTE :: Vesper 10.02.2025 21:12 Musical based on life and WW2 exploits of Krystyna Skarbek, whom Winston Churchill called his favourite spy Audio 18'43 HIGH NOTE 25 02 10 VESPER Vesper OifP Gary Guthman, composer, co-librettist and orchestrator of Vesper tells Elżbieta Krajewska how the musical came to be and be staged at the Podlasie Opera in Białystok.