Complex sentence: He joined a new line up of Australian band The Party Boys in 1987 and then co produced a hit album, achieving platinum sales.Also achieving'gold' and reaching the number one spot with hit single "He's Gonna Step On You Again".
Split into simpler sentences: He joined a new line up of Australian band The Party Boys in 1987 and then co produced a hit album, achieving platinum sales. Also reaching the number one spot with hit single "He's Gonna Step On You Again".