I think drawing to music is a wonderful way of de-automatizing the creative process. We all develop habits and tics as writers and artists and sometimes a simple exercise can generate new ways of seeing the world.
Check out this wonderful Guardian video featuring London-based artist Dale Berning:
http://gu.com/p/2aq6x
A few soundtrack suggestions: Brian Eno’s Music for Airports, Charles Mingus’ The Black Saint and the Sinner Lady, Puccini’s La Boheme, and John Cage’s Sonatas and Interludes for Prepared Piano.