S4 | EPISODE 4 | GREG BILLINGS

After stepping down from AC/DC, how did Brian Johnson's BFF and fellow Floridian, Greg Billings, get this frontman for the biggest band in the world to sing again? From Power Up to PowerTrip, Billings talks to 'AC/DC Beyond the Thunder' about their kindred spirit friendship, multiple soul-infused duets, and AC/DC inspiring President Zelensky.