Bob Dylan is mourning his friend Garth Hudson. On Monday, the musician posted a tribute to the Band keyboardist on X, remembering him as the group’s “driving force.”

The Band's longtime keyboardist and organist – just days after the beloved Canadian musician's death at the age of 87. Taking to his newly-active X account on Monday (Jan. 27), Dylan shared a brief reflection on Hudson's musical legacy.

Garth Hudson, who played organ, accordion, saxophone, and more as a member of the Band—perhaps still the group that best embodies the glorious, lawless amalgamation of styles at the very heart of rock and roll—died at the age of eighty-seven,