CASTLETON The Castleton Concert on the Green will see the return, Tuesday, Aug. 26, of Gross Domestic Products an exciting Vermont group of superbly talented musicians. The bands return was the result of requests by many of last years GDP concert attendees. GDP brings an eclectic mix of original music to the green starting at 7 p.m. The bands concert will be the final event of the 2008 Castleton summer concert series. Gross Domestic Products is a Vermont-based, five-piece band that plays original pop and folk songs. It was formed in 2003 by singer andsongwriter Lewis Franco, multi-instrumentalist Colin McCaffrey, and drummer Brendan Taylor. They have since been joined by singer and songwriter/fiddler Susannah Blachly, and bass player Matt Kaminsky. The band mixes high energy rock and pop, swing, and folk. The concert is free to the public. GDP will perform rain or shine. The concert rain site is at the Casella Fine Arts Center on Castleton State College campus. Call 802-273-2911.