Another two I forgot -- KB opened for Jackson Browne, also in the 70s.
Karla Bonoff, Kenny Edwards, Nina Gerber and Scott Babcock | March 2005 Live at Duo Exchange, Tokyo JapanKarla Bonoff 07 - I can't hold on | 3:37
ショウジpjcisum | 1.6K subscribers | 64,153 views | September 22, 2012
KB was in a band in the 1960s that wound up recording a couple of albums and releasing one single at the time.
https://www.karlabonoff.com/bryndle-—house-of-silence