 He is the great nephew of Sir Robert Rex, the premier of Niue.He wrote an autobiography, "Frank Confessions", published in 1998, and contributed to the book "Rugby Skills, Tactics and Rules" with Tony Williams, published in 2008.Bunce began his representative career at the Manukau club, and progressed to Auckland B in 1984 and then Auckland in 1986, the same year he was selected for the North Island team.