He was best known as the drummer, vocalist, and songwriter for The Doobie Brothers, a role that truly defined his musical legacy. Alongside his time with the band, he also co-founded another group called Southern Pacific, teaming up with fellow Doobie Brother John McFee to explore new creative directions. Before fame found him, he first picked up drumming during his high school years at Princeton High School, where his passion for music began to take shape. He gained early experience playing in a club band and later performed with the Blind Joe Mendlebaum Blues Band, which helped lay the foundation for his professional career. His talent eventually led him to become the drummer for organist and vocalist Lee Michaels, marking a significant step forward in his journey.

Life outside of music saw him building a personal family; he was married to a woman named Kate, and together they had a daughter, Dayna, who remained an important part of his life. Sadly, he passed away from pneumonia in Kentfield, California, leaving behind a rich musical heritage. Throughout his career, his contributions as a key member of The Doobie Brothers stood out, and his influence continued to resonate with fans and fellow musicians alike. The name remains closely tied to the evolution of American rock and country-rock music, a testament to his enduring impact.