George Gershwin For Piano Author:George Gershwin Despite their intermediate level, Gershwin stamped these three sketches with his unmistakable style. "Merry Andrew's" leaping melody hops over the ragtime beat; "Three-Quarter Blues" wails its song-like soulfulness using few notes; and "Promenade"creates its cocky mood using sliding grace notes in both the syncopated melody and the stride bass.