This article challenges choral teachers to motivate their choirs to a new level of choral singing and harmonic creativity and outlines a sequential process for introducing improvisation into the daily warm-up. It argues that students can learn to harmonize and improvise by ear as part of each day's warm-up period. Sections include: (1) Chord Partials; (2) Choral Comping; and (3) The Solo Improviser. A list of MENC resources, a list of selected readings, and 14 notes are included.