The "Devil's Trill Sonata" is a violin sonata composed by Giuseppe Tartini in the early 18th century. It is famous for its technical demands and expressive melodies, showcasing the capabilities of the violin. The piece is often associated with a legend in which Tartini claimed it was inspired by a dream of the Devil playing the violin. The sonata consists of three movements and is notable for its use of trills, particularly in the first movement. It has become a staple in the violin repertoire, frequently performed and recorded by many renowned violinists, highlighting its enduring popularity and influence in classical music.