En concert is the first live album by Mylène Farmer, released on 4 December 1989. It retraces her two first albums, Cendres de lune and Ainsi soit je... and contains a cover, "Je voudrais tant que tu comprennes", originally sung by Marie Laforêt.

Mylène Jeanne Gautier, known professionally as Mylène Farmer, is a French singer and songwriter. Having sold more than 30 million records worldwide, she is among the most successful recording artists of all time in France, where she holds the record for the most number one hit singles, with twenty-one – eight of which were consecutive.