TEWKSBURY Merrimack Valley A Cappella hosts a Spring Cabaret on Sunday, April 28, starting at 2 p.m., at Tewksbury Elks Club, 777 South St.

It will be a day of four-part harmony, as the medal-winning chorus performs along with other a cappella groups.

There will also be a silent auction to benefit the chorus, a cash bar and light refreshments. Tickets are $11 and available at www.merrimackvalleyacappella.com/ tickets.