She released a few solo singles and later sang with the group Stone Age, alongside her fourth husband, Dominique Perrier.

[1] In 1962, while working as a dancer at the Olympia music hall in Paris, Woollacott met singer and pianist Gilbert Bécaud, with whom she had an affair, and for whom she ultimately left François.

[2] She went on to sing independently, using the mononym Janet, and released the single "Bénie Soit La Pluie" / "Le Chocolat" in 1972.

Woollacott provided vocals on several tracks of the album Space Art Tribute, released in 2012, one year after her death.

[5] In 1998, twenty years after the death of her first husband, Woollacott wrote Claude François: les années oubliées, in his memory.