Purchase a reserved table at Concerts by the Springs: Brother Maven on May 3 at Heritage Amphitheatre. Reserved tables are ready for seating at 5:00 p.m. on the event date. Lawn admission to Concerts by the Springs is free and open to everyone. For more details and FAQs about the event, visit SandySpringsGa.gov. Brother Maven is an American rock and soul band emerging from Nashville, with a sound that blends timeless songwriting and modern firepower. Built on soaring vocals, powerful grooves, and masterful guitar work, the band delivers music that feels both classic and completely current.