Ganz kleine Nachtmusik, K. 648

Ganz kleine Nachtmusik (German for Very Little Night Music), K. 648, also known as Serenade in C, is a composition for string trio by Wolfgang Amadeus Mozart (1756–1791), written in the mid to late 1760s. It was named by the Leipzig municipal libraries, where the piece's rediscovery was announced in September 2024. "The newly discovered Serenade in C [was] renamed Ganz kleine Nachtmusik in the Köchel catalog (presumably in reference to Mozart's famous serenade Eine kleine Nachtmusik)".