 The 90s at 9, 9 a.m. and 9 p.m. on 94.3 The Shark. The 90s at 9, brought to you by the Long Island Disc Decompression Center. Call 631-421-4020. Long Island's largest music fest is back. The Great South Bay Music Festival presents, yes, epics and classics featuring John Anderson, plus the voice of the Moody Blues, Justin Hayward.