Fergie is in talks to join the Rob Marshall-directed musical Nine for The Weinstein Company and Relativity Media, reports Variety.
She joins a cast that already includes Daniel Day-Lewis, Marion Cottilard, Penelope Cruz, Catherine Zeta-Jones, Kate Hudson, Nicole Kidman, Sophia Loren and Judi Dench.
Fergie, in her first major role, will play Saraghina, a lusty woman who introduces Guido (Day-Lewis) to the world of sexuality.
Shooting starts in October in the U.K.