Wer ist Monsieur "Ü"? (Neuheit Tuba) Wer Ist Monsieur Ü by Robert Delanoff is a work full of humor and lightness. The composer playfully explores the French letter "U," which is written as "Ü" in German, creating a charmingly comic effect. The piece invites joy and camaraderie among performers, making the most of the low register to enhance the overall cheerfulness. Written for a rarely represented ensemble, it is a true rarity in the repertoire. Its playful character and inventive musical language make it a delight to perform and listen to. Each section contributes to a whimsical and charming atmosphere, where wit and virtuosity blend seamlessly. The work stands out for its creativity, humor, and unique sound palette. It offers musicians the chance to explore uncommon musical textures while sharing a fun and engaging experience. Wer Ist Monsieur Ü is thus both a musical curiosity and a testament to Robert Delanoffs inventive spirit.