norman is also known for her performances of arnold schoenberg's "gurre-lieder" and his schoenberg's one-woman opera "erwartung". in 1989 she appeared at the metropolitan opera for a performance of "erwartung" that marked the company's first single-character production. it was presented in a double bill with bartók's "bluebeard's castle", with norman playing judith. both operas were broadcast nationally. that same year, she was the featured soloist with zubin mehta and the new york philharmonic orchestra in the opening concert of its 148th season, which pbs telecast live. she performed at the hong kong cultural centre opening and gave a recital at the national theater and concert hall in taipei.