CIRCA 1966: Rock band "The Guess Who" pose for a portrait in circa 1966. (L-R) Jim Kale, Randy Bachman, Burton Cummings, Garry Peterson. (Photo by Michael Ochs Archives/Getty Images)
1966: (L-R) Singer and pianist Burton Cummings, bassist Jim Kale, guitarist Randy Bachman and drummer Garry Peterson of the rock band "The Guess Who" pose for a portrait in 1966. (Photo by Michael Ochs Archives/Getty Images)
1966: (L-R) Singer and pianist Burton Cummings, bassist Jim Kale, guitarist Randy Bachman and drummer Garry Peterson of the rock band "The Guess Who" pose for a portrait in 1966. (Photo by Michael Ochs Archives/Getty Images)
Burton Cummings and Randy Bachman perform during the 2005 Juno Awards ceremony April 3, 2005 in Winnipeg, Canada. The Juno Awards are the main Music event in Canada and is run annually. (Photo by Donald Weber/Getty Images)
Randy Bachman, 2012 inductee, and Burton Cummings, 2011 inductee attend the Canada's Walk Of Fame Fundraising Event Music Under The City Stars held at Casa Loma on July 18, 2019 in Toronto, Canada. (Photo by George Pimentel/Getty Images)
Randy Bachman and Burton Cummings perform during the Bachman Cummings Together Again tour at Budweiser Stage on July 19, 2022 in Toronto, Ontario. (Photo by Jeremychanphotography/Getty Images)
Burton Cummings / Honoree Richard Perry attends The 57th Annual GRAMMY Awards – Special Merit Awards Ceremony on February 7, 2015 in Los Angeles, California. (Photo by B. Kelly; Photo by Frazer Harrison/WireImage)