Stamford Symphony clarinetist David Sapadin will present a free, two-hour clarinet master-class "boot camp," open to clarinetists of all ages, on Wednesday, March 14, from 4 to 6 p.m. in the Darien High School band room. Sapadin is an active freelance musician in the New York City area, having performed with the Metropolitan Opera Orchestra, American Ballet Theater, New York City Opera, American Symphony, Hong Kong Philharmonic and Stamford Symphony. Sapadin is on faculty at Long Island University-Post, Mannes College Prep Division, Montclair University and can be heard on numerous recordings of the Metropolitan Opera and Rufus Wainwright. Sapadin is a Backun clarinet artist and his session is sponsored by the Stamford Symphony Orchestra. Teachers and parents are welcome to attend. RSVP at email@example.com or call 203-655-3981, ext 2329. Darien High School is located at 80 High School Lane. For more details, visit davesapadinclarinet.com.