Dan Clark's guests are Al Brotherton, Chris Clark, and Duffy De France. Chris and Duffy talk about the free summer concerts sponsored by the Muscatine County Arts Council http://www.muscatineartscouncil.org. Every "Second Sunday Summer Concert" will start at 6:00 p.m. on the Pearl Plaza patio outside Elly's Tea and Coffee: June 14 - Cruisin' (60s rock-n-roll); July 12 - Fry Daddies (country, rock, blues, folk); August 9 - River City Big Band; September 13 - Sarah Snydacker, classical vocalist. Al tells about the River City Big Band and its history since 1986. Producer Ron Edwin plays selections from a RCBB CD.