As a talented pianist and show beast he was for ten years from 1965 's lead singer of the rock band The Guess Who. After he had left this band in 1975, he went solo and scored further hits as Stand Tall, I'm Scaredand Break it to them Gently.
Between 2000 and 2003 came The Guess Who (the occupation of American Woman) will gather for concerts. Cummings and guitarist Randy Bachman have tried in vain to get the rights to the group name and formed the Bachman-Cummings Band. Their last concert was from 2009.
Cummings lives alternately in California and Winnipeg; Besides music he is also owner of a restuarant and a convinced comic collector.