Pat Cash and Mark Philippoussis will play for Australia in the Inaugural World Tennis Challenge 2009, with an event for the Royal Flying Doctor Service.
The World Tennis Challenge is a doubles tennis tournament between four countries, Australia, France, Sweden and the USA.
Each team will feature a current and past player.
The Royal Flying Doctor Service will hold a BBQ at Memorial Drive on 14 January, and afterwards watch the Inaugural World Tennis Challenge 2009.