Some composers make their own rules, and with just four notes, Beethoven’s Fifth Symphony reset the agenda for western music. It’s an absolute thriller and with RSNO Principal Guest Conductor Elim Chan, it’s certain to catch fire. That’s on top of a fiery Haydn symphony, played as only the Dunedin Consort can, and a time-travelling showpiece for two orchestras from our Musician in Focus: composer, clarinettist and all-round phenomenon, Jörg Widmann.