“Hip Hop 4 Unity,” a 21-plus concert event to benefit Lewiston’s Hope Haven Gospel Mission, will take place from 9 p.m. to 1 a.m., Saturday, Aug. 19, at the Acme Club, 255 Park St., Lewiston. All ticket procedes go to Hope Haven as a thank-you for the support they have given Maine people. The concert features Northern Lights Nation, Adiktid Lifestyle and Xzaminer, with special performances by Boizee, HVZE & Dilyrium, Tech and Toney. Tickets are $8 in advance and $12 at the door. 656 Records LLC and GuttaINK Entertainment have linked up to produce the event. Tickets are available at Bull Moose Records, 20 East Ave., Lewiston, and online at http:/unity.656records.com.