https://pressroom.prlog.org/GRandJazzFest/ About GRandJazzFest - GRandJazzFest presented by DTE Energy Foundation is West Michigan’s only free, weekend-long jazz festival. The festival is held the third weekend of August in Grand Rapids. https://www.prlog.org/12418110-grandjazzfest-west-michigans-only-free-weekend-long-jazz-festival-announces-2015-dates.html DTE Energy Foundation returns as presenting sponsor for the fourth annual festivalMon, 26 Jan 2015 06:13:20 GMT