Singer David Campbell and comedian Amanda Bishop have joined the line-up for Sydney’s annual World AIDS Day Concert. Campbell and Bishop join some of Australia’s leading performers for the concert which this year showcases the music of Judy Garland. The line-up includes Ricki-Lee Coulter, Paul Capsis, Bob Downe, Tim Draxl, Shauna Jensen, and a 40-piece orchestra. The concert is on November 21 at the Sydney Conservatorium of Music. Tickets are available from ACON.