Peter Clack January 1975 when he was sacked along with Bailey, Clack's permanent replacement was Phil Rudd. Prior to joining AC/DC, Clack had played with Bailey in Flake. As of November 2011 he played with Melbourne-based band Raw Sylke. He is now a drum teacher. Peter Clack Peter Clack is an Australian drummer – for ten months he was an early member of hard rock band AC/DC. In April 1974 he joined Malcolm Young (rhythm guitar), Angus Young (lead guitar), Dave Evans (lead vocals) and Rob Bailey (bass guitar). He appears in early video footage of AC/DC, the "Last Picture Show Theatre"
Boss (Australian band) Marlowe on bass guitar (ex-Heaven) disbanded. In the following year Csongrady, Heckenberg and Pratt founded another hard rock group, BB Steal, in Sydney. In 2003 Csongrady co-wrote "United Forever", the theme song for Adelaide United FC. Boss (Australian band) Boss were a hard rock band, which formed in 1979 in Adelaide. Long term members were Craig Csongrady on lead vocals and Kevin Pratt on lead guitar. The group issued a sole album, "Step on It", in October 1984 before disbanding in 1986. Three members from the final line-up, Csongrady, Pratt and Peter Heckenberg (drums), founded another hard rock group, BB