The artist name is Peaches & Herb.
These are photos from concerts where Peaches and Herb played, so they may be of other bands that played the concert as well.
Taj Mahal & Ry Cooder aka The Rising Sons / Peaches and Herb / The Inmates / The Epics / The Challengers Apr 9 - 16, 1965 Los Angeles, California, United States Uploaded by Sundae