Featuring William Helmers, clarinet Mozart: Overture to The Abduction from the Seraglio, Mozart: Concerto for Clarinet and Orchestra, Stravinsky: Suite for Small Orchestra, Brahms: Variations on a Theme by Haydn Tickets: Section A, $30.40; Section B, $24.10; Section C, $16.75; Students, $6.25 (Online ticket prices include sales tax and $1 per ticket Capitol Preservation Fee.)