Mississippi Symphony Orchestra’s “Ultimate Beethoven” concert, Saturday, February 28, at Thalia Mara Hall, toasts the master composer with a triumphal program highlighting all the drama, passion and power of his music. Popular concert violinist and audience favorite William Hagen returns in the guest artist spotlight, and the evening marks MSO’s Bravo Series’ return to the city’s grandest venue – the newly reopened Thalia Mara Hall.