Karl Densons Tiny Universe and John Scofield have been confirmed to perform at Walthers 3rd Annual Grassroots Music & Arts Festival. The event will be held August 10 at Oregon Ridge Park in Cockeysville, MD. Other artists include Bela Fleck and the Flecktones, Keller Williams, Charlie Hunter and Virginia Coalition. Tickets are on sale now through Walthertix.

For details, visit www.walther-productions.com.