 In June 2007 Powderfinger and Silverchair announced the nine @-@ week Across the Great Divide Tour to promote reconciliation with Indigenous Australians . From August to October that year the two groups toured all state capital cities , fourteen Australian regional centres , and included four performances in New Zealand . They performed 34 concerts in 26 towns across Australia , with an estimated total of 220 @,@ 000 people in attendance . On 1 December a triple @-@ DVD set was released with the same title as the tour with the Melbourne performances for both bands and backstage footage from the tour . The schedule consisted of three main parts , beginning with a supporting artist performing one set , followed by Silverchair and then Powderfinger playing the final set . The two bands united on @-@ stage during only three performances throughout the tour , including Daniel Johns ( Silverchair ) and Fanning sharing lead vocals on a cover version of The Who 's " Substitute " at a Sydney and two Melbourne shows . 
