Here’s your chance to catch all of Brookline High School’s acclaimed student-run a cappella groups in one night. Perfect Pitch, Note-a-fy, and Testostatones join forces for a dynamite evening of song, with material ranging from jazz classics to hit indie tunes. This popular concert tends to pack ’em in, so get there early! For more information, call Michael Driscoll, 617-713-5322.