Andrew "Duck" MacDonald (born September 17, 1953) is an American heavy metal/hard rock guitarist, who has played in several bands, the most well-known of which being Blue Cheer.He started playing in various bands around New York. In 1980 he was asked to join Shakin' Street, replacing guitarist Ross the Boss. Shakin Street toured the U.S., supporting Black Sabbath and Blue Öyster Cult on the Black and Blue tour.