Were Jimmie Ross and Colin Hay both lead vocalists in their bands?
Jimmie Ross:  By the time the Jaggerz regrouped in 1989, Iris was well into his solo career, and Ross became the sole lead vocalist and remained bassist. Colin Hay: Colin James Hay (born 29 June 1953) is a Scottish-born, Australian-American musician and actor who performed as lead vocalist of the band Men at Work, and later as a solo artist.
yes