- 18,850 viewsDuration: 4:39JEFF: Fred Machoka marked 50 years in broadcasting in grand style, with a spectacular rhumba bonanza at the Ulinzi Sports Complex. OLIVE: Thousands of fans turned up to celebrate the iconic broadcaster, whose voice and presence on radio and television have entertained audiences for half a century. Top rhumba artists, including Sam Fan Thomas, Mbilia Bel and Koffi Olomide, took to the stage in a night of music, dance and celebration.