UNITED STATES - JANUARY 01: USA Photo of DOOBIE BROTHERS (Photo by Richard E. Aaron/Redferns)
UNITED STATES - JANUARY 01: (AUSTRALIA OUT) USA Photo of DOOBIE BROTHERS, (Photo by GAB Archive/Redferns)
UNITED STATES - JANUARY 01: USA Photo of DOOBIE BROTHERS (Photo by Richard E. Aaron/Redferns)
SAN FRANCISCO - 1975: Keith Knudsen of The Doobie Brothers performs live at The Winterland Ballroom in 1975 in San Francisco, California. (Photo by Richard McCaffrey/ Michael Ochs Archive/ Getty Images)
UNSPECIFIED - JANUARY 01: Photo of DOOBIE BROTHERS (Photo by Richard E. Aaron/Redferns)
