Mick Fleetwood said he had no idea why Fleetwood Mac have parted ways with so many guitarists over their five-decade career.
The most recent departure was Lindsey Buckingham, who was fired in 2018. Before that, Dave Mason, Billy Burnette, Rick Vito, Bob Welch, Bob Weston, Danny Kirwan, Jeremy Spencer and Peter Green all came and went through the band’s ranks for various reasons.
https://ultimateclassicrock.com/fleetwood-mac-guitarists/