Soprano Hila Plitmann talks about the unusual soprano part in David del Tredici's "Final Alice," based on "Alice in Wonderland," which reflects some aspects of the composer's personality. She talks about her work with film composer Hans Zimmer on "The DaVinci Code" and the upcoming "Pirates of the Caribbean: On Stranger Tides." And her husband, choral composer Eric Whitacre comes up for discussion.