Her songs "Un ange qui passe" and "Tomber à l'eau" remained number one on the BDS Billboard for many weeks.

In 2005, Villeneuve was asked by Céline Dion to be a back-up singer at her show on Les Plaines d'Abraham for the ceremonies of the 400th anniversary of Quebec City.

Her song "Ce soir" topped the BDS Billboard charts and her singles "Mon Héros" and "Rien de mieux à faire" were also successful.

In the winter of 2010, Villeneuve worked with Stephan Moccio to record both a French and a bilingual version of the 2010 Vancouver Olympics theme song.

On the day of the closing ceremonies, she performed the bilingual version of "I Believe/J'Imagine" with Nikki Yanofsky, accompanied by Stephan Moccio on piano.

Villeneuve plays the piano, and during her shows she accompanies the song "Quand je ferme les yeux".

She has also been a spokesperson for the annual radio campaign, Le club des petits déjeuners du Québec.

Annie participates in numerous charity telethons like Opération Enfant Soleil, a foundation that supports the development of pediatric care in Quebec.