Émilie Satt (born 23 October 1986) Jean-Karl Lucas (born 22 June 1982)[1]
Madame Monsieur is a French duo created by vocalist Émilie Satt and producer Jean-Karl Lucas. They represented France at the Eurovision Song Contest 2018 in Lisbon, Portugal. The duo performed the song "Mercy".[2] They finished in 13th place in the grand final.