The local rock band Charetta and the Bronx-born singer-songwriter Ari Hest will play free shows in Gansevoort Plaza in the Meatpacking District Friday, June 29. Charetta will play at 6:30 p.m. and Hest will play at 8 p.m. The events at Little West 12th Street and Ninth Avenue are sponsored by the Meatpacking District Improvement Association.