Jon and Marsha Zazula Interviewed for the "Hard and Heavy" Megaforce Records Report (1990) | HD

Jon Zazula Interview-New Memoirs 'Heavy Tales'-Talks how Metallica got signed- & Anthrax(Jonny Z)

A Tribute to Jon Zazula (Jonny Z) (1952-2022)

Ex- Metallica manager Jon 'Jonny Z' Zazula Interview Talks Memoir book at Metal Hall of Fame, RIP

Jonny and Marsha Zazula look back on Metallica #MetAtHardRockHolly #JonnyZ

JON and MARSHA ZAZULA METALLICA VIDEO MESSAGE JONNYZ HALL OF HEAVY METAL HISTORY AWARDS 2019 Anaheim

Jon & Marsha Zazula start Megaforce Records with $180 and Manowar sign their contract in blood.