Bassist/composer Ehud Ettun and pianist/composer Haruka Yabuno in a free concert celebrating the release of their new CD BiPolar. They played such traditional jazz and ragtime pieces as Moon River and Night and Day as well as original compositions. Mr. Ettun is a performer and composer of global reknown and is instructor of the COA???s very popular ???Ear Training??? classes. He currently teaches at the Concord Conservatory of Music. Ms. Yabuno has brought her love of both classical and jazz music to well-known venues in New York and elsewhere.