One of my first bands, formed (not by me) while I was attending the Jazz program at York University in Toronto.
The 'Overtones' gave us jazzers the chance to play R&B and to go slumming; i.e. actually get paid for playing music -
(not a lot but actual money, occasionally even of the folding variety.) The guy in white was the leader; he was a dishwasher
with a fantastic record collection, and a unique ability to sing each song in the same key that it was originally recorded in,
even when the band had decided to change (transpose) that key. This made for some 'interesting' performances and 'challenged'