After the Star Académie tour ended in 2004, she was part of the Montreal cast of Jonathan Larson's rock-opera musical Rent, performed at the Olympia Theatre.

In December 2011, Marie-Mai participated in the anti-bullying campaign Ça finit là ("It ends here"), and made a video where she revealed that she had experienced bullying because of her ADHD.

[5][6][7] Marie-Mai has been in a relationship with La Voix musical director David Laflèche since 2016, and she gave birth to their daughter on February 15, 2017.

In support of her album, Marie-Mai played 87 shows and released a DVD of her concert, La Tournée Inoxydable.

On June 24, 2009, Marie-Mai featured for the first time in the Quebec National Holiday celebrations in Montreal,[10] simulcast on the Radio-Canada Television and radio.

She performed her hits "Mentir" and "Emmène-moi", a cover of the song "Lady Marmalade", and an excerpt of the unofficial national anthem of Quebec, "Gens du pays" by Gilles Vigneault.

[11] On July 1, 2009, during the festivities of Canada Day in Ottawa broadcast on the Radio-Canada and CBC networks, Marie Mai was invited to sing three songs.

The song stayed in the best positions of the Top 100 Nielsen Broadcast Data Systems chart for over a month.

In 2010 she contributed the song "Your Favourite Killer" to the soundtrack for Yves Simoneau's comedy film The Bait (L'Appât).

This press conference was also used to announce the first 2 dates at the Bell Centre of her brand new tour Tournee Miroir, due to kickoff on January 18, 2013, in Granby, Quebec.

Marie-Mai begins 2013 by launching her fourth tour "Tournee Miroir" on January 18 in Granby, QC.

The recalls of her Bell Centre shows (May 2 and 3) were used to unveil three songs of M: "Conscience", "Tourner", and "À bout portant".

In July 2014, Marie-Mai's Miroir tour show at the Bell Centre premiered in Quebec cinemas.

"Marie-Mai live au Centre Bell : Traverser le Miroir" attracted immediate interest from her fans and was featured in 50 theatres across Quebec.