The Hopkinton Center for the Arts will present the International String Trio & Slava Tolstoy Band on Saturday, May 9, from 7:30-9:30 p.m. Led by Boston-based guitarist and vocalist Slava Tolstoy, this world-class ensemble blends jazz, classical and gypsy influences with bold original music and irresistible stage presence. Tickets are $35; students and seniors pay $32. For more information, visit hopartscenter.org/events.