There are multiple artists named Group Therapy:
These are photos from concerts where Group Therapy played, so they may be of other bands that played the concert as well.
Jay & The Techniques / Group Therapy / Outrage Oct 21, 1967 Uploaded by Zimtrim
the vagrants / Group Therapy / Outrage Oct 20, 1967 Island Park, New York, United States Uploaded by Zimtrim