 He taught the Australian-born entertainer Rolf Harris how to play the didgeridoo, Harris becoming perhaps the first notable non-Aboriginal Australian to master the instrument.A later student, in the late-1970s, was "Bambu-man" Ian MacFarlane, an electronic musician from Victoria with two solo LP albums.Ian lived with David's family at Bamyili and interviewed him, and was photographed outdoors playing with David and Djoli.