Her melodious voice gave her the chance to begin singing in cabarets at age 16, while also working as a part-time model.

In 1927, Boyer sang at a concert featuring Félix Mayol, where she was seen by the American impresario Lee Shubert, who immediately offered her a contract to work on Broadway.

[3] Written by Jean Lenoir, the song won the first-ever Grand Prix du Disque of the Charles Cros Academy.

Throughout World War II, Boyer continued to perform in France, but for her Jewish husband, [citation needed] it was a very difficult time.

Following the Allied Forces liberation of France, her cabaret career flourished and for another thirty years, she maintained a loyal following.