Rolling Stones drummer Charlie Watts will likely miss the band’s upcoming U.S. tour to allow him to recover from an unspecified medical procedure.

With blazing eyes, orange-red hair and a temperament to match, the London native ranked with The Who’s Keith Moon and Led Zeppelin’s John Bonham as the embodiment of musical and personal fury. Using twin bass drums, Baker fashioned a pounding, poly-rhythmic style uncommonly swift and heavy that inspired and intimidated countless musicians.

“After reaching the village and interacting with them I found, my sufferings were nothing in comparison to the problems they were facing. And this helped me to heal.”

Vinnie Paul, who co-founded Pantera and played with bands including Damageplan and Hellyeah, has died at the age of 54.