Local reggae stalwarts Shango Axe perform a “Special Reunion Show” at the Wellfleet Beachcomber, 1120 Cahoon Hollow Road, on Saturday, Aug. 21, 9 p.m. The group, led by singer and steelpan drum player Michael A. Gabriel, plays a blend of reggae, roots, dub, dancehall, hip hop, and funk. Tickets are $20 at thebeachcomber.com.