With the group Muzion formed in 1999, Stanley saw success by signing to the BMG label. Their first album, Mentalité Moune Morne, was published in 1999 and became a success; at the same time, Imposs became renowned in Canada and in Quebec in particular1. After being rewarded with a Félix in the category of “album of the year”, the group publishes its second album, J’rêvolutionne. Imposs and Muzion tour in France with the French collective IV My People.
On November 3, 2017, he launched A Record Year, his first album 7.8. Thanks to his notoriety acquired on the web, he gave his first sold-out concerts in France at La Boule Noire9, which earned positive attention from the French magazine Les Inrockuptibles10. During the year 2018, his solo tour takes him all over Quebec and France. He was also invited to the set of Quotidien, in France, to present his first album on April 30, 201811. His song All women know how to dance was successful with the general public. It is the first Quebec rap song to reach the top of the BDS charts, a compilation of the most popular songs on radio listed by ADISQ.
