Complex sentence: With Harry Vanda, he co-produced AC/DC's early albums, such as Powerage and High Voltage, and played as AC/DC's bass guitarist for a short stint, early in their career.
Split into simpler sentences: With Harry Vanda, he co-produced AC/DC's early albums, such as Powerage and High Voltage. He played as AC/DC's bass guitarist for a short stint early in their career.