The Madden Brothers feature "We Are Done" on "The Voice" Australia

To promote their new project, The Madden Brothers, Joel and Benji Madden brothers played their new song on The Voice Australia.

On stage, the twins of Good Charlotte performed "We Are Done", first single off their new double album, "Greetings From California", which hits the stores on September 16.

The album, which is already available for pre-order on iTunes, also includes the song "California Rain", released recently.

Check out the performance below: