Quicksilver is a hard bop composition by pianist and composer Horace Silver, written in the early 1950s and first recorded for his debut session as a leader, New Faces New Sounds (Blue Note, 1953), cut on October 20, 1952, with the Horace Silver Trio. The tune is a contrafact built on the chord changes of Lover, Come Back to Me, the 1928 Sigmund Romberg and Oscar Hammerstein II standard, with Silver's original melody reframing the familiar harmonies in a driving, up-tempo bebop context. Silver's arrangement showcases his distinctive comping style, featuring dissonant left-hand voicings set against diatonic right-hand lines, creating a rhythmic tension that distinguished his playing from other bebop pianists of the era. Quicksilver captures the energetic, riff-based approach that would define Silver's transition from bebop sideman to hard bop architect, predating his celebrated quintet recordings like Six Pieces of Silver and hits such as Senor Blues and Song for My Father. The tune gained wide exposure through the Art Blakey Quintet's landmark live performances at Birdland in February 1954, featuring Clifford Brown on trumpet and Lou Donaldson on alto saxophone, released across the two volumes of A Night at Birdland. It has since entered the Real Book canon and remains a vehicle for improvisation valued by educators and players alike, even if it sits as a deeper cut compared to Silver's most widely covered works.