The Doobie Brothers

They've had huge hits and health issues, breakups and hiccups, and seemingly countless comings and goings, then reunion and triumph.

Announcement made during surprise guest appearance in Nashville.

Patrick Simmons explains band’s decision to almost entirely avoid an era of songs.

More than one million votes have already been cast in the opening week.

Summer run will commemorate 50th anniversary of Woodstock and 20th anniversary of 'Supernatural' LP.

Band leader reflects on more than four decades of hits, tours and songwriting.