Butch Baldassari is giving a bluegrass mando workshop in Pittsburgh PA 7 to 9 pm Friday nov. 4 , and is playing as lead mando with pgh. mandolin orchestra in their fall concert Sat. Nov. 5. Check the website for calliopehouse.org , Calliope Pittsburgh Folk Music Society or call 412-422-3013 for details --- or email to cmitcpghpa@aol.com