Sinfonietta No. 1, a composition by Gay Spears, will be performed by the University City Symphony Orchestra on Sunday, April 24 at 3 pm at All Saints Catholic Church, 6403 Clemens Ave, St. Louis 63130- a few blocks north of Delmar. The concert, “A Glimpse of the Future” will also include winners of the Schatzkamer Young Artists’ Audition.