Jessica Mauboy performs at the Sony Foundation’s River4Ward charity in Melbourne. Picture: Julie Kiriacoudis. Source: News Corp Australia MUSIC stars John Farnham, Jessica Mauboy, Human Nature, Stan Walker, Nathaniel, and Natalie Bassingthwaighte will converge for the Sony Foundation’s River4Ward charity in Melbourne today. The event will held beside the Yarra at Crown Riverwalk from noon. Other celebrity guests will include Molly Meldrum, Giaan Rooney, Meshel Laurie, Dave Thornton, Nathan Brown, Melanie Vallejo, Chrissie Swan and Barry Hall. Farnham, Mauboy, Walker [...]