Don Kirkham's and his Society Serenadiers 1922-23 Season

I found this photo in the archives of Local 104's Musicians Union folder where I work during the day. "See", all my banjo buddies would say, "Banjos used to be used for everything back then". What I want to know is how they got the Banjoist in a suit. Don Kirkham and his Society Serenaders 1922-23 season in Salt Lake City.