3 Things to Know About Mozart’s Piano Concerto No. 21

It follows the standard three-movement concerto structure. The first movement is marked Allegro, the second Andante, and the third Allegro vivace.

The second movement is the most famous part of the piece. Its lyrical, slow melody has been widely used in film and popular culture.

The final movement is a lively, upbeat Allegro vivace. It provides a spirited contrast to the serene Andante and closes the concerto with energy.