The members of the band were originally Joe Mike and Ken. Joey and I once counted something like 80 members (mostly background singers) over the span of the band.
In no particular order-
Joey Grijalva
Ken Hada
Mike Van Dyke
John Wackerman
John Horne
Don Duckworth
John Terby
Jeff
Julie Van Duren
Robin Kurzbard
Hope Horlick
Jeni Brennan