1974
Black Water enters the catalogue
What Were Once Vices Are Now Habits includes Patrick Simmons' Black Water, which becomes the band's first number-one single. This date marks the album, not the single's later chart peak.
Sources and context
- Rhino Galleries: The Doobie BrothersCompany statement · Rhino
- The Warner Bros. Years: original album yearsCompany statement · Rhino