The Missouri River Festival of the Arts celebrates 50 years of artistic excellence August 20-23 in Boonville. Artistic Director David Halen returns to Thespian Hall to honor the Golden Anniversary of the Festival with outstanding musicians and performances, featuring renown conductor Leonard Slatkin. Slatkin is former conductor of the St. Louis Symphony, The National Symphony of Washington DC, the Detroit Symphony, and the Paris Philharmonic. He is the recipient of 7 Grammy Awards and continues ...