The Wiz: The Super Soul Musical "Wonderful Wizard of Oz" is a musical with music and lyrics by Charlie Smalls and book by William F. Brown. It is a retelling of L. Frank Baum's children's novel The Wonderful Wizard of Oz (1900) in the context of contemporary African-American culture. It opened on October 21, 1974, at the Morris A. Mechanic Theatre in Baltimore, and moved to Broadway's Majestic Theatre with a new cast on January 5, 1975.