John Potter, of Adelaide, winner of heat two of the national search for Australia's Pop star, heard on Saturday evening at eight o'clock. As winner of last week's heat, Mr. Potter is eligible to enter the semi-finals in December, and a chance at the title of Australia's Pop star and the ?500 first prize. John Potter -- Six singers from four States will compete on Sun station 2UE tomorrow night in a nationwide search for Australia's top popular vocalist. They will compete in the fourth heat of the show Australia's Pop star, broadcast at 8pm over the major network. The six vocalists are Sydney singers Harold Rugless and Arthur Hansford. Vincent Grant and Noel Moss from Melbourne, Des White of Adelaide and Pam French (Hobart). October 14, 1955.