"He will be remembered by many in the Australian music industry, which he worked in and loved for over four decades and deeply missed by his countless friends,” reads a statement from Mazzone's family.
He's best known for his work in TV, but he once had a top 10 hit on the Billboard Hot 100.
The percussionist was in the group for two years and played on their beloved albums Stained Class and Killing Machine.
The Jamaican superstar known for songs such as "Chase the Devil" passed away at his home on Friday (April 11).
The California native also wrote tunes including "Rodeo" and "The Girl Who Has Everything."
Mischer produced and directed the 1983 TV special on which Michael Jackson introduced his Moonwalk.
Nathan is credited with getting acts like Barenaked Ladies and 3 Doors Down signed.
Ridley pursued her dreams of singing late in life, competing on season 5 of AGT in 2010 at age 58.
The group announced the passing of the "heartbeat" of the band on Monday morning (April 7).
Gang of Four said Allen was home with family when he passed on Saturday (April 5).
