A new work by Rob Kapilow, called We Came to America, will receive its world premiere with the New Jersey Symphony, featuring the JCC Young People’s Chorus at Thurnauer, Young People’s Chorus of New York City, and Ember Choral Arts. Music director Xian Zhang will also conduct William Grant Still’s Darker America and two pieces by Bernstein: Three Dance Episodes from On the Town and the Symphonic Dances from West Side Story. (Jan. 20-21)