Colette Bonheur is observed in the radio show The Phantom of the keyboard (piano) CKVL-FM (Montreal), led by Jacques Normand, Gilles Pellerin and pianist Billy Munro in the late 1940s.

The singer joined by following the cabaret troupe The Golden Pheasant by Jacques Normand in October 1950.

From 1954 to 1957, she shared with Jacques Normand Gilles Pellerin and starred in the variety show door open on the Radio-Canada.

Her rendition of "Violets fields" Yves Beauparlant won her the prize in radio Canadian singing contest in 1957.

She died on October 15, 1966, in Freeport, Bahamas from a forced drug overdose by her husband.