pet shop boys:
List of peronages produced PSB albums or tracks.
List of backing vocalists who sang on tours and records.
List of musicians who played on tours and records.
List of personages who remixed PSB songs.
in the studio:
List of personages who helps to create records - sound engineers, programmers...
List of people who care of PSB visual side - video directors, photographers, designers...
List of personages who PSB collaborated with on their records.
List of managers of the band as the time goes by.