In his 50-year career, Lefebvre entered into many different fields of the arts, such as teaching, philosophy, music, painting, and writing for the stage and for film. He was known for writing songs for the likes of
Jean Lapointe,
Diane Dufresne,
Ginette Reno,
Renée Martel,
Renée Claude,
Donald Lautrec,
Pierre Lalonde,
Roch Voisine,
Martin Deschamps, and others. He also wrote songs for advertising agencies, which appeared in the ads of many well-known corporations. Lefebvre died on 26 November 2022, at the age of 81. ==Awards==