Madame Monsieur is a French electro-pop duo formed in 2013. The group consists of Émilie Satt and Jean-Karl Lucas. They rose to fame in 2018 with their song "Mercy," which represented France at the Eurovision Song Contest and peaked at number two on the French Singles Chart. Madame Monsieur's music is known for its catchy melodies, heartfelt lyrics, and blend of electronic and acoustic sounds. They have released two studio albums, "Tandem" (2018) and "Piñata" (2020), and have toured extensively throughout Europe.